Size calculator
Find your sleeve size in 30 seconds
Choose the sleeve, measure in one place and we'll show you the size. Our sleeves fit snug, so between two sizes we always recommend the larger one.
Which sleeve?
Where to measure
Your Amazon store
Sold individually: for both knees, order two. Delivery and returns are handled by Amazon.
No tape measure?
Wrap a string, shoelace or charging cable around the same spot and mark where it meets. Lay it flat along a sheet of paper (US Letter: 27.9 cm on the long side) or a bank card (8.56 cm) and count below.
Full size chart
| S | M | L | |
|---|---|---|---|
| Knee sleeve | 30–38 cm | 38–47 cm | 47–55 cm |
| Knee sleeve with gel | 30–40 cm | 40–50 cm | 50–55 cm |
| Ankle sleeve | EU 36–38 | EU 39–41 | EU 42–45 |
| Elbow sleeve | 18–23 cm | 23–27 cm | 27–34 cm |
| Wrist sleeve | 13–15 cm | 15–20 cm | 20–25 cm |
If your measurement falls exactly on a boundary (for example 38 cm on the knee sleeve), choose the larger size.
Your measurement stays on this device. We don't store or send it.
Step Balance sleeves are sports and comfort accessories, not medical devices. If you have a joint condition, ask a healthcare professional which support suits you.