Based on shoe size.
So glad with this support on my knee. The sleeve gives me opportunities to walk, much more freedom in live and reduce pain.
It is inclined to fold over on itself around the body.making it a little uncomfortable.
Size guide - Circulation Socks
| SIZE | MEN | WOMEN |
| SMALL | 4 - 6.5 (EUR 35-38) | 5 - 7.5 (EUR 35-38) |
| MEDIUM | 7 - 9.5 (EUR 39-42) |
8 - 10.5 (EUR 39-42)
|
| LARGE |
10-12.5 (EUR 43-46)
|
11-13 (EUR 43-46)
|
| X-LARGE | 12+ (EUR 46+) |
13+ (EUR 46+)
|