Below are the sizing charts provided by Kuma. Allow for slight variances in sizing. If you have any questions about sizing, speak to your instructor or call 1-800-586-5836 before placing your order.
Cloth Groin Guard
| Size | Waist |
| Child Small | 20" |
| Child Medium | 22" |
| Child Large | 24" |
| Small | 24" |
| Medium | 26" |
| Large | 28" |
| Extra Large | 30" |