boxercraft Velocity Running Short for Youth Sizes 2.4 oz. 100% moisture wicking polyester Constructed from 2.4 oz. 100% moisture wicking polyester, breathable mesh side panels, and contoured piping for increased range of motion. Ensures comfortable fit with built-in polyester liner, perfect length and adjustable tie-cord. Features modern style and interior pocket. Please check the sizing guide in the pictures to get the best fit - This listing is for YOUTH SIZES.