83/17 nylon/spandex Xtreme Power performanceWhite is 82/18 polyester/spandexDri-Power moisture-management technologyAntimicrobial2 1/4″ elastic waist with silicone gripper technology keep jersey tuckedInternal drawcordNo fly frontEnvelope thigh and knee pad system holds pads firmly in placeMesh inserts back yoke and back of kneeElastic cuffs