| Size | Circumference measurement (14 cm above the center of the kneecap) | |
| XX-Small X-Small Small Medium Large X-Large |
35-38 38-41 41-44 44-47 47-50 50-53 |
| Size | Circumference (12 cm below the center of the kneecap) | |
| XX-Small X-Small Small Medium Large X-Large |
25-28 28-31 31-34 34-37 37-40 40-43 |
Tip: If you are right in between two sizes, we recommend that you choose the smaller cover. This is to avoid the risk of the cover being too loose.