SC REACTV Knee Guard Size Chart
| Size | Inches | Centimeters |
| Youth | 9.75 ~ 12 | 24.8 ~ 30.5 cm |
| Small | 12.25 ~ 14.75 | 31.1 ~ 37.5 cm |
| Medium | 15 ~ 16.5 | 38.1 ~ 42 cm |
| Large | 16.75 ~ 18 | 42.5 ~ 45.7 cm |
Fitting Information: Measure your thigh circumference 3 inches (7.5 cm) from the center of your knee cap for the best fit. If you are between sizes, we recommend sizing up for more comfort during movement.