Unilva 20-30 mmHg Open-Toe Knee-High Compression Socks
Unlike uniform pressure, graduated compression is strongest around the ankle and gradually decreases as it moves up the calf.
This pressure pattern helps support blood moving back up the legs instead of collecting lower down. That can help reduce lower-leg fluid buildup and the swollen, heavy feeling that often becomes more noticeable after long periods of standing or sitting.
You still get knee-high compression through the foot, ankle and calf, but your toes remain completely uncovered.
That makes the design especially appealing if you dislike fabric or pressure around your toes, prefer more freedom at the front of the foot, or simply find traditional closed-toe compression stockings too enclosed.
Find Your Size
Measure directly against the skin:
1. Ankle: around the narrowest part
2. Calf: around the widest part
Choose the size that fits both measurements.
- S
Ankle: 7.5–8.3 in
Calf: 11.8–13.4 in
19–21 cm ankle | 30–34 cm calf - M
Ankle: 8.3–9.1 in
Calf: 13.0–14.6 in
21–23 cm ankle | 33–37 cm calf - L
Ankle: 9.1–9.8 in
Calf: 14.2–15.7 in
23–25 cm ankle | 36–40 cm calf - XL
Ankle: 9.8–10.6 in
Calf: 15.7–17.3 in
25–27 cm ankle | 40–44 cm calf - XXL
Ankle: 10.6–11.4 in
Calf: 16.9–18.5 in
27–29 cm ankle | 43–47 cm calf - 3XL
Ankle: 11.4–12.2 in
Calf: 18.1–19.3 in
29–31 cm ankle | 46–49 cm calf - 4XL
Ankle: 12.2–13.0 in
Calf: 18.9–20.1 in
31–33 cm ankle | 48–51 cm calf - 5XL
Ankle: 13.0–13.8 in
Calf: 19.7–21.3 in
33–35 cm ankle | 50–54 cm calf - 6XL
Ankle: 13.8–14.6 in
Calf: 20.9–22.0 in
35–37 cm ankle | 53–56 cm calf - 7XL
Ankle: 14.6–15.4 in
Calf: 21.7–22.8 in
37–39 cm ankle | 55–58 cm calf
Between sizes? Choose the larger size for a more comfortable fit.
Less of That Heavy-Leg Feeling by Evening
Long hours standing, walking or sitting can leave your lower legs feeling puffy and weighed down. Consistent compression support can help make everyday movement feel more comfortable, so the end of the day does not have to feel as hard on your legs.
Less lower-leg swelling
Lighter-feeling tired legs
More comfortable daily movement
Pressure That Works From the Ankle Up
Graduated compression applies the greatest pressure around the ankle, then gradually eases as it moves up the calf. This pressure pattern helps support venous return, helping blood move upward instead of pooling in the lower leg.
Knee-high coverage keeps that compression focused through the ankle and calf, creating a simple mechanical way to support lower-leg circulation throughout the day.
The Details Behind Consistent Compression
A compression sock only works well when the pressure, coverage and fit make sense, so the construction stays focused on the essentials.
- 20-30 mmHg graduated compression for measured pressure
- Open-toe, covered-heel design for toe freedom
Here's what they told us
My legs used to feel so heavy by dinner time that all I wanted to do was put my feet up. That's the biggest difference I've noticed. I can get through the day and my legs just don't have that same tired, dragging feeling at night.
Bought these for a long flight and now they live in my travel bag. Normally after hours on a plane my lower legs feel awful. This trip was completely different. I landed, got my suitcase and just got on with the day instead of looking for somewhere to sit down.
I'm 78 and I don't move around as much as I used to. I spend quite a bit of the day sitting and by evening my legs can feel very heavy. These have become part of my morning routine. I put them on after breakfast and usually keep them on until evening. They have made my days much more comfortable.
I bought a pair for my grandmother because she was always complaining about how tired her legs felt. A few days later she called me just to say thank you again. She wears them all the time now. So I guess this review is really from both of us. Thank you Unilva.
Retired now, so I sit more than I probably should. These are one of those things I didn't think I needed until I started wearing them. My legs just feel better at the end of the day.
I wanted compression but I hate having my toes squeezed. That's it. These solved that problem for me. I can wear them with the shoes I already have and my toes stay free.
Remember when a long day
didn’t end with heavy legs?
You may barely think about your legs in the morning. By evening, you can feel every hour you spent standing, sitting or traveling.
Sometimes the difference is simply giving your legs the support they need before the day catches up with them. So evening can feel a little more like morning.
I Want That Lighter Feeling BackFrequently asked questions.
mmHg measures how much compression pressure the sock applies. This pair provides 20-30 mmHg graduated compression, with more pressure around the ankle and progressively less as the compression moves upward through the calf.
That pressure gradient is what helps support venous return rather than simply squeezing the leg evenly.
Yes. Those are exactly the everyday sensations for which graduated compression is commonly used.
Compression helps limit fluid buildup in the lower legs while supporting blood flow back upward, which can help reduce swelling and that tired, weighted-down feeling after long periods on your feet or sitting still.
The pressure is strongest around the ankle, where blood and fluid can tend to collect, then gradually decreases toward the calf.
This pressure pattern supports the veins as they move blood back up the leg and helps reduce pooling in the lower extremities.
The open-toe design leaves your toes completely uncovered while maintaining compression through the foot, ankle and calf.
It is a practical choice if you prefer more toe freedom, dislike pressure or fabric around the toes, or simply find an open front more comfortable for everyday wear.
It should feel firm and noticeably compressive, particularly around the ankle.
That firm sensation is expected, but the sock should sit smoothly against the leg without painful pressure, numbness, sharp pinching or rolled fabric. Proper sizing matters much more with stronger compression than with an ordinary sock.
Each order includes:
1 pair of knee-high open-toe compression socks, 2 socks total.
Choose your preferred Black or Beige color and your size from S through 7XL.
Medical Disclaimer
Individual health needs and responses vary, and product experience may differ from person to person. Our products are not intended to replace professional medical advice, diagnosis, or treatment. If you have a medical condition, ongoing symptoms, or specific health concerns, please consult a qualified healthcare professional before use.
