Best Compression Socks for Wide Calf in 2026: A No-Nonsense Guide to Fit, Pressure, and Not Wasting $40

What “Wide Calf” Actually Means — and Why Most Socks Get It Wrong

“Wide calf” is not a marketing flavor. It is a circumference range. And the range that matters is not the one printed on the outside of the box — it is the one printed on the inside of the size chart, in inches, measured at the widest point of the lower leg. Most compression socks sold in the US are built around a calf circumference of roughly 12 to 16 inches, sometimes stretching to 18. A “wide calf” version usually pushes that ceiling to 20, 22, or in a few cases 26–30 inches. The gap between “standard” and “wide” is not a courtesy half-inch. It is often four to eight inches of circumference, which is the difference between a sock that applies graduated pressure and a tourniquet with a marketing budget.

The second problem is that “wide calf” does not mean “wide everywhere.” A sock can be generous around the calf and still have a footbed sized for a US men’s 10–13, which is useless if you wear a women’s 7 with a 19-inch calf. Levsox, for instance, sells a 3X-Large that fits a calf of 18–23 inches but a US shoe size of 8–12.5; that works for some people and fails spectacularly for others. The brands that get repeat business — Wellow, Comrad, Jobst — tend to publish separate calf ranges and shoe-size ranges, and they tell you to pick the size based on calf circumference first, shoe size second. That is the correct hierarchy. A compression sock that fits the foot but pinches the calf is not a compression sock. It is a reminder that you live in a body the sizing chart was not designed for.

There is a third layer: leg length. A knee-high sock built for a 5’10” frame will land above the knee on a 5’2” wearer, and the top band will dig into the back of the thigh instead of sitting below the knee. Comrad’s wide-calf knee-high, for example, gets praised by short-legged reviewers specifically because the footbed and calf work together without the top migrating north. That is not a small detail. It is the difference between wearing the sock for 12 hours and peeling it off after two.

How to Measure Your Calf Without Lying to Yourself

Stand up. Put your foot flat on the floor. Wrap a soft tape measure around the widest part of your calf — usually halfway between the ankle and the knee, but not always. Measure at three or four points up the lower leg and keep the largest number. Do not suck in your calf. Do not measure sitting down with your leg relaxed, because the tissue spreads and you will under-report the circumference by half an inch to an inch, which is exactly enough to order the wrong size and then write an angry review that the sock “runs small”.

The tape should be snug, not tight. If it leaves a mark, it is too tight. If you can slide two fingers under it, it is too loose. Write the number down. Then measure the other calf. Asymmetry is normal — one leg is often half an inch to an inch larger, especially after surgery, injury, or years of favoring one side. Order for the larger calf. A sock that fits the smaller leg and fights the larger one will roll, bunch, and lose its pressure gradient within an hour.

The Widest Point Is Not Where You Think

Most people assume the widest point is at the belly of the calf muscle. For some legs it is higher, closer to the knee; for others it sits lower, just above the ankle. If you are measuring for a medical-grade sock — Jobst, Mediven, Sigvaris — the manufacturer often wants both the calf circumference and the calf length (from one finger below the knee bend to the floor). Jobst’s measuring instructions are explicit about this: calf circumference at the widest point, calf length while seated at a 90-degree angle. Compression is a pressure gradient, not a vibe. The length affects where the gradient starts and ends.

Calf Circumference vs. Shoe Size vs. Leg Length

A size chart that lists only “S/M/L” is a size chart that has given up. The useful charts look like this: calf range in inches, shoe size range, and sometimes a petite or short length. Wellow’s wide calf accommodates up to 22 inches. Vim & Vigr’s wide calf sits around 17–21 inches. Pro Compression’s wide-calf Marathon is built for larger calves while keeping a 20–30 mmHg rating, and the brand publishes separate calf and shoe-size guidance. If a brand cannot tell you the calf range in inches, assume the “wide calf” label is decorative.

Compression Levels Decoded: 8–15, 15–20, 20–30, and 30–40 mmHg

mmHg is millimeters of mercury, which is a pressure unit borrowed from blood-pressure cuffs. In compression socks, it describes the pressure at the ankle, with the pressure decreasing as the sock moves up the leg. That is “graduated compression.” A sock that squeezes evenly from ankle to knee is a tight sock, not a graduated compression sock. The mmHg number is the starting pressure at the ankle; the gradient does the rest.

What 15–20 mmHg Is Actually Good For

15–20 mmHg is the moderate, everyday tier. It is the range most commonly sold to travelers, nurses, teachers, and people who stand or sit for long stretches but do not have a diagnosed venous condition. It helps with mild swelling, that end-of-day heaviness, and the kind of leg fatigue that shows up after a flight or a double shift. It is not medical-grade in the US, which is why brands like Levsox can sell a 15–20 mmHg wide-calf three-pack for around $30 without a prescription. For a lot of wide-calf buyers, 15–20 mmHg is the sweet spot: enough pressure to feel like something is happening, not so much that you need a crowbar to get the sock over your heel.

When 20–30 mmHg Stops Being Optional

20–30 mmHg is the firm tier. It is commonly labeled medical-grade in the US and is aimed at moderate swelling, early varicose veins, post-surgical recovery, and athletes who want more aggressive recovery pressure. Pro Compression’s wide-calf Marathon sits at 20–30 mmHg and is explicitly built for larger calves without dropping the pressure rating, which is not as common as it should be. Jobst’s wide-calf options also live in the 20–30 and 30–40 mmHg territory, and Jobst is one of the few brands that treats “wide calf” as a sizing variable rather than a marketing checkbox. If you have persistent swelling, a history of clots, or a vascular surgeon who used the word “medical-grade,” 20–30 mmHg is where the conversation starts.

The 30–40 mmHg Territory (and Why You Probably Don’t Need It)

30–40 mmHg is firm, serious pressure. It is usually prescribed for significant venous insufficiency, lymphedema, or post-operative recovery, and it is not a “try it and see” purchase. Vim & Vigr makes a wide-calf 30–40 mmHg sock, and Mediven Assure sells a large-extra-wide 30–40 mmHg stocking, but both are in the territory where fit errors stop being annoying and start being counterproductive. If you are ordering 30–40 mmHg without a clinician’s input, you are guessing with your circulation. Don’t.

The Best Compression Socks for Wide Calves in 2026

The picks below are not ranked by brand marketing budget. They are grouped by what they actually solve: soft-fit comfort, budget, style, medical-grade pressure, stretch ceiling, running, and short-leg fit. Prices are approximate street prices at the time of writing and move around. The important column is the calf range.

Wellow Wide Calf — The Soft-Fit Benchmark

Wellow’s wide-calf sock is the one that keeps showing up in “best for large calves” lists for a reason: it accommodates calves up to 22 inches, uses an 18–25 mmHg range, and has a four-way stretch that makes it easier to pull on than traditional compression socks. Business Insider named it the best pick for large calves in its 2026 test, and the New York Times’ Wirecutter reviewer bought a dozen pairs after testing. The trade-off is length: some short-legged wearers find the top rides above the knee and digs in, so it is not a universal fit. If you are tall or long-legged with a wide calf, Wellow is the first pair to try. If you are 5’3” with a 20-inch calf, measure the length before you commit.

Levsox Plus Size — The Bamboo Budget Play

Levsox sells a 15–20 mmHg wide-calf three-pack for roughly $30, with a bamboo viscose blend (80% viscose from bamboo, 17% nylon, 3% spandex) that feels softer and cooler than the nylon-heavy default. The 2XL fits a 16–22 inch calf; the 3XL fits 18–23 inches; the 4XL and 5XL push further. The catch is compression honesty: reviewers consistently say the 15–20 version is comfortable but not strong enough for active swelling, and the top band can roll on some legs. Levsox also sells a 20–30 mmHg wide-calf version, which is the one to choose if you actually need pressure rather than just softness. For the price of one premium pair, you get three, which matters if you want to rotate socks during the week instead of hand-washing the same pair every night.

Comrad Wide Calf — The “Not-a-Dress-Sock” Option

Comrad’s wide-calf knee-high is a 15–20 mmHg graduated sock aimed at people who want compression that does not look like a medical device. The brand explicitly makes wide-calf sizes in many knee-high styles, and reviewers with short legs and wide calves repeatedly mention that the footbed fits without the top band migrating. The fabric is soft and breathable, but some users find the extra-wide version looser than expected — “too loose and not much of a compression feel” is a recurring complaint in the extra-wide tier. That is the trade-off: Comrad errs toward comfort. If you want a sock that disappears under trousers and does not announce itself, Comrad is a strong pick. If you need firm pressure, go up to 20–30 mmHg elsewhere.

Jobst Wide Calf — The Medical-Grade Workhorse

Jobst is the brand you see in vascular clinics, and its wide-calf options are built accordingly. The Relief line comes in 15–20, 20–30, and 30–40 mmHg, with X-Large Full Calf sizing that actually adds circumference rather than just stretching the same knit. Reviews mention the sizing for wide calves as a genuine differentiator, especially for people with one larger leg. The downside is price and availability: Jobst is not a $15 Amazon impulse buy, and the open-toe and closed-toe versions have different fit notes. But if you need a sock that behaves like a medical garment without a custom prescription, Jobst is the reference point.

Viasox — The Stretch-to-30-Inches Wildcard

Viasox is less a compression sock and more a stretch sock with a compression-adjacent marketing story. The EasyStretch line stretches to 26, 28, or 30 inches depending on size, which is a genuinely useful range for very large calves, and it comes in more than 50 patterns and solids. The problem is pressure: several reviewers point out that it is loose, stretchy, and does not apply meaningful compression below the calf, and Trustpilot reviews are mixed on whether it qualifies as a compression sock at all. If you want a soft, non-binding sock that stays up over a 28-inch calf and looks like a regular patterned sock, Viasox has a lane. If you need graduated pressure for swelling, look at Jobst, Pro Compression, or Comrad instead.

Pro Compression Marathon Wide-Calf — The Runner’s Pick

Pro Compression’s Marathon wide-calf sock is one of the few wide-calf options that keeps a 20–30 mmHg rating instead of dropping to 15–20 mmHg the moment the circumference increases. The brand is explicit about calf circumference and shoe size, and the sock is made in the USA. Reviewers mention that the wide-calf version can run shorter in the leg than the standard version, which is a real fit consideration for tall runners. For running, post-run recovery, and anyone who wants firm pressure without going full medical-grade, the Marathon wide-calf is the most credible crossover pick in this group.

Dr. Motion Bamboo Wide Calf — The Sub-$15 Sleeper

Dr. Motion’s bamboo wide-calf knee-high sells for around $12 and delivers 8–15 mmHg of mild compression in an ultra-soft bamboo rayon blend with a non-binding comfort band. That is not a typo: 8–15 mmHg is light pressure, closer to a supportive sock than a medical garment. For people who find 15–20 mmHg too aggressive, or who want a wide-calf sock for everyday wear rather than swelling management, it is a low-risk entry point. Reviewers with larger calves consistently say it does not cut off circulation and is easy to get on, which is more than many $30 socks can claim. Just do not expect it to replace a 20–30 mmHg sock for actual edema.

Bombas Wide Calf — The Pricey Comfort Tax

Bombas makes a wide-calf sock with a soft, non-binding top and a comfortable footbed, and it has a loyal following among nurses and pregnant wearers. The brand’s own reviews average around 4.5 out of 5 across thousands of ratings, and the wide-calf version gets consistent praise for staying up without digging in. The catch is that Bombas’s compression is not always as firm as the price suggests, and some reviewers with very wide calves find the top tight enough to be uncomfortable. At Bombas prices, you are paying for softness, color, and the brand’s comfort reputation. That is a legitimate value — just not a medical-grade one.

Tommie Copper Wide Calf — The Copper-Infused Gamble

Tommie Copper’s wide over-the-calf sock is built around copper-infused yarn and a soft, thick knit. Reviewers describe the compression as “very slight,” somewhere between a medical sock and a regular sock, and the brand itself does not claim medical-grade pressure. Some users love the comfort and odor control; others say the socks are a nightmare to get on and that the compression is inconsistent. If you are buying for the copper story and the softness, fine. If you are buying for 20–30 mmHg of graduated pressure, this is not that sock.

Muk Luks Wide Width — The Thick-Knit Budget Pick

Muk Luks sells a wide-width compression knee-high in a three-pack at a Walmart-friendly price, and the reviews are split in a very specific way: people with moderately wide calves and a preference for thick, warm knit love them, while people with genuinely large calves say they are not truly wide enough. The compression is mild, the cotton version is cushioned, and the nylon version is thinner. For a winter sock or a “my calves are 17 inches and I want something soft” situation, it works. For a 21-inch calf and a need for real pressure, it is a gamble.

Quick Comparison: Price, Compression, Calf Range, and Return Terms

Brand / Model Compression Calf Range (in) Typical Price Return Window (US) Best For
Wellow Wide Calf 18–25 mmHg Up to 22 $34–$40 Varies by retailer; check Wellow direct Soft fit, tall calves
Levsox Plus Size (15–20) 15–20 mmHg 16–23 (2XL–3XL) $30 for 3 pairs Amazon 30-day Budget rotation, bamboo feel
Levsox Plus Size (20–30) 20–30 mmHg 18–23 $28–$35 for 3 pairs Amazon 30-day Budget firm pressure
Comrad Wide Calf 15–20 mmHg 14–16 (M wide) and up $30–$38 Comrad direct policy; Amazon 30-day Style, short-leg fit
Jobst Relief / Activewear 15–20 / 20–30 / 30–40 X-Large Full Calf and up $40–$100+ Varies by medical retailer Medical-grade pressure
Viasox EasyStretch Non-binding / stretch Up to 30 $25–$35 Brand-specific; check Trustpilot Very large calves, patterns
Pro Compression Marathon Wide 20–30 mmHg Wide-calf specific $50–$65 60 days (Pro direct) Running, firm pressure
Dr. Motion Bamboo Wide 8–15 mmHg Wide-calf specific ~$12 Retailer-dependent Mild everyday support
Bombas Wide Calf Brand-specific moderate Wide-calf specific $30–$40 Bombas 100% happiness guarantee Softness, color
Tommie Copper Wide “Slight” / non-medical Wide-calf specific $20–$30 Retailer-dependent Copper-infused comfort

Read the return column carefully. A sock that costs $34 and cannot be returned after you discover the top band rolls is a $34 lesson. A $60 sock with a 60-day money-back guarantee is a $0 experiment if it fails. That math is not complicated, but it is the one most buyers skip.

Materials That Matter: Bamboo, Merino, Cotton, Alpaca, and the Synthetic Default

Most compression socks are nylon and spandex. Nylon gives durability and structure; spandex gives the stretch and recovery that make compression possible. That combination works, but it also feels like a synthetic tube against the skin, which is why bamboo, merino, cotton, and alpaca blends exist. Bamboo viscose — the base of the Levsox wide-calf and Dr. Motion bamboo — is soft, moisture-managing, and cooler than nylon, but it can pill and it does not have the same snap-back as a high-spandex knit. Merino wool regulates temperature and resists odor, which matters for multi-day travel or 12-hour shifts, but it is warmer and more expensive. Cotton is breathable and cheap, but it holds moisture and loses shape faster. Alpaca blends — Levsox sells a 40% royal alpaca wide-calf knee-high — are warm, soft, and naturally insulating, but they are a cold-weather tool, not an all-year sock.

The material choice is secondary to the fit, though. A perfectly sized nylon sock will outperform a badly sized bamboo sock every time. If you have sensitive skin or you run hot, bamboo is a reasonable upgrade. If you need maximum durability and pressure consistency, nylon/spandex is still the default. If you are buying for winter, wool or alpaca makes sense. Do not let a “bamboo” label convince you that a sock with a 14-inch calf ceiling will fit a 20-inch calf. It will not.

Wide Calf Socks for Specific Bodies: Petite, Short-Legged, Nurses, and Men

Petite and Short-Legged: When “Wide Calf” Also Means “Short Calf”

A wide calf on a short leg is a different geometry problem. The circumference needs more room, but the vertical length needs less. A standard knee-high built for a 5’9” leg will land above the knee on a 5’2” wearer, and the top band will migrate into the thigh. Comrad’s wide-calf knee-high is repeatedly mentioned by short-legged reviewers as a rare option that keeps the footbed and calf aligned without the top riding up. Wellow’s Essential Crews are another short-leg-friendly option, though the wide-calf version is not always in stock. If you are under 5’4” with a calf over 17 inches, measure the sock length from the heel to the top band before you buy. A sock that is two inches too long is not a compression sock anymore; it is a knee brace with extra fabric.

Nurses and 12-Hour Shifts: What Actually Survives a Hospital Floor

Nurses are the toughest compression-sock customers in the US because they wear the sock for 12 hours, walk 8–12 miles, and cannot adjust it mid-shift. The socks that get repeat recommendations from nurses tend to have three things: a wide top band that does not roll, a footbed that does not bunch in clogs, and a pressure level that survives repeated washing. Levsox’s 15–20 mmHg wide-calf sock gets nurse reviews for staying up all day without pinching, though the light compression is not enough for active swelling. Cherokee’s 10–15 mmHg wide-calf support sock is another hospital-floor option, with reviewers noting that it is breathable and does not cut off circulation, but the compression is mild. Pro Compression’s 20–30 mmHg wide-calf is the choice for nurses who want firmer pressure and are willing to pay for it. The common failure mode is a sock that fits the calf but rolls at the top after four hours — which is why the return policy matters as much as the mmHg rating.

Men’s Wide Calf: The Sizing Gap Nobody Talks About

Men’s wide-calf compression socks are a smaller category than women’s, but the sizing gap is wider. Many “wide calf” socks are built on a women’s last with a larger calf panel, which means the footbed is too narrow and the top band is proportioned for a shorter leg. Jobst’s men’s X-Large Full Calf and Pro Compression’s unisex wide-calf Marathon are two of the few options that treat men’s calf circumference and foot length as separate variables. Bombas makes a men’s wide-calf sock with a soft top that reviewers with larger calves appreciate, though the compression is moderate rather than firm. If you wear a men’s 11–13 shoe and have a calf over 18 inches, start with Jobst or Pro Compression, not a unisex “one size fits most” listing.

Open-Toe, Graduated, and Other Construction Details That Change the Fit

Open-toe compression socks are not a fashion statement. They exist for people whose feet swell unpredictably, who need to check toe circulation, or who have a foot length that does not match the calf size on a closed-toe sock. The trade-off is that an open-toe design can slide or bunch at the ball of the foot if the heel pocket is not well shaped, and some reviewers report that the open toe rides up or leaves the forefoot without compression. If you have a wide calf and a wide foot, open-toe is worth considering because it decouples foot width from calf circumference. If your feet are average, a closed-toe sock with a properly sized footbed is simpler.

Graduated compression is the default for any sock that claims mmHg. A graduated sock is tightest at the ankle and gradually looser toward the knee. A non-graduated “compression” sock applies roughly even pressure, which is not the same thing and can be uncomfortable at the top band. When a listing says “15–20 mmHg graduated,” that is a meaningful phrase. When it says “compression feel” without a gradient, treat it as a snug sock, not a medical tool.

The Real Cost of “Free Shipping” and “Easy Returns” — A Wide-Calf Buyer’s Math

“Free shipping” is a pricing decision, not a gift. The cost is already inside the product price, or it is gated behind a minimum order that is deliberately set just above the price of one pair. Pro Compression offers free US shipping over $69 and easy returns for 60 days; a single pair of wide-calf Marathon socks is often below that threshold, so the “free” shipping is only free if you buy two pairs or add a sock you did not plan to buy. Zensah offers free shipping over $50 and a 60-day money-back guarantee; NEENCA offers free shipping over $60 and a 30-day guarantee. The math is straightforward: a $50 sock with $8 shipping and a 30-day return window costs $58 to try. A $65 sock with free shipping and a 60-day window costs $65 to try, but you have twice as long to decide and a lower risk of eating the cost if the fit fails.

Here is the calculation most buyers never run: real trial cost = (product price + shipping) − (refund amount − return shipping). If return shipping is on you and costs $8, a “free returns” policy that actually deducts $8 from the refund is not free. If the brand sends a prepaid label, the trial cost is just the time. For wide-calf buyers, the fit failure rate is higher than average because calf circumference and leg length are two variables, not one. That makes the return policy a bigger factor in the purchase decision than the sock’s color or the brand’s Instagram feed. A 60-day window from Pro Compression or Zensah is worth more than a $5 discount from a marketplace seller with a 14-day window and a restocking fee.

Buyer Protection in the US: Returns, Warranties, and HSA/FSA Eligibility

Compression socks are generally treated as apparel, not medical devices, unless they are sold as medical-grade stockings with a specific mmHg label and, in some cases, a prescription. That distinction affects returns: once a sock has been worn, many retailers will not accept it for hygiene reasons, even if the fit is wrong. Amazon’s standard 30-day return window applies to many compression socks, and some listings offer free returns, but the policy varies by seller. Brand-direct stores are often more generous: Pro Compression offers 60-day returns and exchanges, Zensah offers a 60-day money-back guarantee, and CEP offers 30 days for a full refund and 90 days for an exchange or store credit, plus a six-month compression guarantee. Jobst and other medical brands are usually sold through medical retailers with their own policies, which can be stricter.

HSA/FSA eligibility is a separate rabbit hole. Some compression socks qualify for reimbursement with a letter of medical necessity, and some retailers — including Yahoo’s 2026 test picks — note HSA/FSA eligibility via services like Truemed. The rules are not uniform, and a “compression sock” that is marketed as athletic wear is less likely to qualify than a 20–30 mmHg medical-grade stocking. If you plan to use HSA/FSA funds, buy from a retailer that explicitly supports the documentation, and keep the receipt. The IRS does not accept “it felt tight” as a medical necessity.

How We Picked — Methodology

We started with the sizing data, not the brand list. A sock was eligible only if the manufacturer published a calf circumference range in inches and a compression rating in mmHg. That eliminated a large number of “wide calf” listings that use the phrase as a search keyword without changing the pattern. We then cross-checked the calf range against real user reviews from people who stated their calf measurement, because a size chart that claims 22 inches and a review that says “too tight on my 19-inch calf” is a useful contradiction. Compression consistency mattered: a 20–30 mmHg sock that reviewers describe as “loose” was downgraded, and a 15–20 mmHg sock that reviewers describe as “actually firm” was noted. Return policy was weighted heavily because wide-calf fit is a two-variable problem (circumference and length), and a bad fit is more likely than with standard socks. Finally, we looked for information gain: the details that competitors’ top-10 lists usually skip — leg length, top-band roll, footbed width, and the real cost of returns.

Frequently Asked Questions (FAQ)

What is the best compression sock for a 20-inch calf?

For a 20-inch calf, start with Wellow Wide Calf (up to 22 inches, 18–25 mmHg) or Levsox 3X-Large (18–23 inches, 15–20 or 20–30 mmHg). If you need firm medical-grade pressure, Jobst’s X-Large Full Calf in 20–30 mmHg is the safer choice. Measure both calves and order for the larger one; a sock that fits the smaller leg will roll on the larger one.

Do wide calf compression socks actually work, or are they just tight socks?

They work only if they are graduated and sized by circumference. A true wide-calf compression sock applies the stated mmHg at the ankle and decreases pressure toward the knee. A “wide calf” sock that stretches to fit but applies even pressure is a snug sock, not a graduated compression sock. The mmHg rating and the calf range in inches are the two numbers that separate the two categories.

Can I wear 20–30 mmHg compression socks all day?

Many people do, especially nurses, travelers, and people with moderate swelling, but 20–30 mmHg is firm and not everyone tolerates it for 12 hours. If you are new to compression, start with 15–20 mmHg for a few days and move up only if you need more support. If you have a vascular condition, ask your clinician before wearing 20–30 mmHg daily.

Why do my wide calf compression socks roll down at the top?

Top-band roll usually means the calf circumference is at the upper limit of the size or the sock is too long for your leg. A band that sits above the knee instead of below it will migrate. Measure your calf at the widest point and your leg length from the floor to just below the knee; if the sock’s length exceeds that, size down or choose a petite/short length. A wider top band also helps distribute pressure and reduces roll.

Are bamboo compression socks better for wide calves?

Bamboo viscose is softer, cooler, and more moisture-managing than nylon, which makes it comfortable for long wear, but it does not inherently improve compression. A bamboo sock with a 16-inch calf ceiling will still fail on a 20-inch calf. Choose bamboo for feel and temperature regulation, not as a substitute for accurate sizing. Levsox and Dr. Motion are the most widely available bamboo wide-calf options in the US.

What is the difference between 15–20 mmHg and 20–30 mmHg for wide calves?

15–20 mmHg is moderate everyday pressure for mild swelling, travel, and long shifts. 20–30 mmHg is firm, medical-grade pressure for moderate swelling, early varicose veins, post-surgical recovery, and athletic recovery. Wide-calf availability is better in the 15–20 range, but Pro Compression and Jobst both offer 20–30 mmHg in wide-calf sizes. If you are managing a diagnosed condition, 20–30 mmHg is the usual starting point.