Lighter Legs By The End Of Your First Day

15-20 mmHg graduated compression that gently supports healthy blood flow, hour after hour.

  • Legs that feel lighter by evening, instead of heavy and worn out
  • Less swelling in your feet and ankles through long days on your feet or sitting
  • Graduated knit firmest at the ankle, easing up the calf to keep blood from pooling
  • Soft, breathable bamboo knit that slides on easily and stays cool all day

Size chart

SizeUS WomenUS MenCalf Circumference
Small6-86-711-14 in
Medium9-108-914-16 in
Large11-1210-1216-18 in

Start with your shoe size, then confirm your calf measurement. If your shoe size and calf measurement don't match, choose the size based on your calf measurement. Between sizes? Size up for a more comfortable fit.

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Supports healthy
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Flexspac Comfort Promise Wear them for a full day. If they are not the pair that finally gets it right, send them back within 30 days for your money back.
True graduated compression: 15-20 mmHg
Flexspac is knit tightest at the ankle and eases as it moves up the calf. That gradient is what makes graduated compression work: it gently supports blood flow upward instead of letting it settle and pool in your lower legs. At 15-20 mmHg, it is firm enough to do real work and still comfortable enough to wear all day.
Who this is made for
Flexspac is built for people who are on their feet all day, and for legs that feel it by evening: heavy, aching, or swollen. It is made for anyone dealing with poor circulation or slow, pooling blood flow, whether that comes from long hours standing, long stretches sitting still, or legs that simply tire more easily than they used to.
All-day comfort
  • Easy to pull on and take off, without the struggle
  • Non-slip cuff that stays in place without digging in
  • Breathable bamboo knit that stays cool through a full day
  • Holds its compression wash after wash
  • A clean everyday look, without the medical feel
Shipping and returns
  • Free U.S. shipping on all orders of $35 and above
  • Orders processed within 24 to 48 hours
  • Shipping time of 6 to 10 days
  • Tracking provided on every order
  • 30-Day Comfort Promise: wear them for a full day, and if they are not right for you, send them back within 30 days of delivery for your money back
Fabric and care
Compression15-20 mmHg, graduated (moderate), true to the stated rating
Material73% bamboo, 25% nylon, 2% cotton (no spandex)
ConstructionThree-dimensional knit, reinforced heel and toe, non-slip cuff
CareMachine wash cold, lay flat to dry, no bleach
The details that matter

Firm enough to work. Gentle enough to live in.

 

Older woman comfortable in Flexspac compression socks
Health benefits

Why compression socks?

Graduated compression is one of the simplest everyday tools for legs that work harder than they should. By applying gentle, structured pressure that's firmest at the ankle, it helps keep blood from settling and pooling in your lower legs through long hours of standing or sitting. That's why it's a go-to when legs feel heavy, tired, or swollen by the end of the day.

Woman relaxing comfortably in Flexspac compression socks
The Flexspac difference

Why Flexspac compression?

Most compression makes you choose: firm enough to help but a battle to get on, or easy to wear but too soft to do anything. Flexspac closes that gap. A breathable bamboo knit with true graduated 15-20 mmHg support, built to gently support blood flow out of tired, heavy legs while staying easy to pull on and cool to wear all day, without the struggle or the medical-hose look.

Flexspac sock showing graduated compression from ankle up
Graduated support

Firmest at the ankle, easing up your leg

Compression sits firmest at the ankle and eases as it moves up the calf. That gradient gently encourages blood upward instead of letting it pool and settle, which is what keeps legs from feeling heavy and swollen by evening.

For the days your legs feel it

Made for heavy, tired, swollen legs

If your legs ache, swell, or feel like bricks by the end of the day, these were built for the moments that wear them down.

Heavy, aching legs

Eases the heavy, dragging, dead-leg feeling that builds over a long day, so you have energy left by evening.

End-of-day swelling

Steady graduated support to help keep feet and ankles from puffing up by night.

Long days on your feet or sitting

For shifts, standing, flights, and road trips, the hours that let blood pool and legs tire.

Cool even in the heat

Breathable bamboo knit that supports without cooking your legs on warm days.

Questions, answered

 

Will these help with my heavy, swollen legs?
Graduated compression is one of the most common everyday tools for tired, heavy, swollen legs. Flexspac's 15-20 mmHg knit is firmest at the ankle and eases up the calf, gently supporting your legs through long days on your feet or sitting. Many people notice lighter legs and less end-of-day swelling. Everyone's different, which is why every pack is backed by our 30-day Comfort Promise.
Is 15-20 mmHg the right level for me?
15-20 mmHg is a moderate, everyday level: firm enough to do real work, but easy to get on and comfortable to wear all day. If your doctor has prescribed a specific level for a medical condition, follow that. If you've found firmer stockings impossible to get on or wear, this is the level most people can actually stick with day to day.
Are they easy to get on?
Yes, that's the point. The four-way stretch knit slides up without the wrestling match firmer medical stockings are known for. Roll them down to the heel, slot your foot in, and unroll up the calf.
Won't they overheat me?
The bamboo knit is light, breathable, and moisture-wicking, designed to stay cooler than thick medical nylon, even in summer heat. For hot days, the lighter colors run coolest.
What if they don't work for me?
You've probably spent money before on socks that didn't deliver, so there's no risk here. Wear them, live in them for a few days, and if they're not right, send them back within 30 days for a full refund.

Flexspac compression socks are a general wellness product, not a medical device, and are not intended to diagnose, treat, cure, or prevent any medical condition. They do not replace compression your doctor has prescribed. If you have a circulatory condition, diabetes, or are pregnant, talk to your healthcare provider before starting compression.

Flexspac Compression Socks
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