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Knees

Smart Knee Support: Who It's For, How to Choose Your Size and How to Wear It

XNEEX Team · Updated October 9, 2026 · 6 min read
Smart knee support: who it's for, how to choose your size and how to wear it

The short answerA smart knee support is a brace that lets you adjust the support throughout the day without taking it off. The XNEEX Smart Knee Support is made from a breathable knit with a silicone ring around the kneecap and a SmartLock dial on the outer side. It's a good fit for stairs, long walks and long hours on your feet, the gym, physical work and a gradual return to activity. Measure around your leg while standing with your leg straight.

At a glance

  • A single SmartLock dial on the outer side adjusts the support with a click, without taking the brace off.
  • Breathable knit, a silicone ring around the kneecap and inner silicone strips that keep it from slipping.
  • Measure around your leg while standing with your leg straight; between sizes – choose the larger one.
  • Also sold as a pair for both knees.

What is a smart knee support?

A smart knee support is a brace whose level of support you can easily adjust to whatever you're doing at that moment. Instead of undoing straps and fastening them again, you turn a dial and click.

The XNEEX Smart Knee Support is designed to stabilize the joint and ease strain while you move. It's built so you can wear it throughout the day, under your clothes, and change the support as your day changes.

The practical advantage is clear: in the morning at work you can get by with light support, and before climbing stairs or an evening workout you can increase it – all without undressing or looking for somewhere to sit.

What is the support made of?

The support combines a soft knit with silicone parts in the right places. Every component is there for comfort and stability.

  • Breathable light-gray knit: thin, flexible and comfortable for long hours.
  • Silicone ring around the kneecap: anatomical padding that frames the kneecap area.
  • A single white SmartLock dial: positioned on the outer side of the knee, it adjusts the support with one click.
  • Inner silicone strips: help the support stay in place and not slip while you walk.

Who is a smart knee support for?

It's a good fit for anyone whose knee feels the strain specifically while moving, and who wants a feeling of support without giving up their activity.

SituationHow the support fits in
Going up and down stairsA feeling of stability around the joint with every step
Long walks or long hours standingThin, breathable knit that's comfortable to wear for hours
The gym and runningStays in place thanks to the inner silicone strips
Physical workQuick adjustment to match the load, without taking it off
A gradual return to activityYou can increase or reduce the support as you go

If what you feel is focused just below the kneecap, or you're looking for something gentler for everyday wear, compare the options in our guide to choosing a knee brace.

How do you choose your size?

Measure around your leg while standing, with your leg straight. If you fall between two sizes, choose the larger one.

  1. Stand up straight, with your weight evenly on both legs.
  2. Straighten the leg you're measuring, without forcefully locking the knee.
  3. Wrap a soft measuring tape around your leg, snug but not tight.
  4. Compare with the size chart on the product page, and if needed, use the size guide.

A size that's too small may squeeze and leave marks. A size that's too big will slip. That's why it's important to actually measure rather than guess.

How to put it on and adjust it correctly

Put the support on with your kneecap in the center of the silicone ring and the white dial on the outer side. Then adjust gradually until the support feels comfortable.

  • Sit down, bend your knee slightly and slide the support into place.
  • Make sure the silicone ring frames your kneecap and doesn't shift to the side.
  • Engage SmartLock and tighten slightly. Stand up, take a few steps and adjust again.
  • Before stairs or a workout you can increase the support, and when resting you can reduce it – without taking the support off.

How long should you wear it?

Wear the support during hours of activity and strain, and take it off when resting and sleeping. If you notice redness, numbness or an unpleasant feeling of pressure, loosen it a little or take it off.

Which common mistakes should you know about?

Most complaints about knee supports come from a few simple mistakes that are easy to fix.

  • Tightening too much: more pressure doesn't mean more support. Tighten until it feels comfortable and stable, not until your leg feels squeezed.
  • Guessing your size: one minute of measuring saves you a support that slips or squeezes.
  • Wearing it the wrong way round: the dial always goes on the outer side of the knee, with the kneecap in the center of the ring.
  • Sleeping in it: when you sleep your knee is at rest, and it's better to let your skin and leg relax.
  • Ignoring the signs: numbness, tingling or a change in skin color are a sign to loosen it immediately.

One support or a pair?

If both knees feel the strain, you can choose the support as a pair. That way both get the same feeling of support and the same adjustment. You'll find more knee products in our Knee Pain collection.

Good to know: the support is designed for a feeling of support and comfort, not as a substitute for a checkup. If you have sharp pain, swelling that doesn't go away, a feeling that your knee is unstable, numbness, pain that keeps getting worse, or after an injury or fall – see a doctor or physical therapist.

Have a question about sizing or wearing it? Email us at hello@getxneex.com – and you have 30 days to return, no questions asked.

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Frequently asked questions

How does the SmartLock dial work?

The SmartLock dial is a single white dial on the outer side of the support. With a click and a turn it adjusts the level of support, so you can increase it before stairs or a workout and reduce it when resting – without taking the support off and without undoing and refastening straps.

Does the Smart Knee Support slip while walking?

The support has inner silicone strips that help it stay in place while you walk and move. To make sure it really doesn't slip, it's important to choose the right size: measure around your leg while standing with your leg straight, and if you're between sizes, choose the larger one.

Can I wear the support under my pants?

Yes. The support is made from a thin, breathable knit, so you can wear it under your pants at work, on a walk or at home. The dial sits on the outer side, so even with loose pants you can reach it and adjust the support.

Is the knee support suitable for the gym?

Yes, it's designed for the gym and running too. The breathable knit is comfortable during effort, and the silicone strips help it stay in place. Before your workout you can increase the support with SmartLock, and afterwards reduce it or take the support off.

What if the size isn't right?

If the support squeezes, leaves marks or slips, the size probably isn't right. Measure again while standing with your leg straight and use the size guide on the product page. You can also email the XNEEX team, and you have 30 days to return.

Questions? Email us · We usually reply within one business day · 30-day returns

This article is general information and is not a substitute for medical advice.

XNEEX was born from a simple idea: pain shouldn't be part of your routine. We bring together carefully chosen comfort and support products – knee supports, insoles, warming patches, ergonomic pillows and more – to help you get back to moving freely.

Get in touch

Questions about a product, your order or sizing? We're here to help.

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