The Shock Doctor Youth Core Compression Short with Bioflex Cup was designed with the X-FIT cup retention system, which integrates a wraparound external supporter for unparalleled comfort, fit and protection. This versatile compression short was also constructed with supportive four-way stretch and anti-microbial fabric that wicks away moisture from the skin, keeping you dry while you play. Features: Interlocking flat seams Ventilated inside cup pocket Comfort fit waistband Unique Bioflex cup, vented bio-shape body with integrated gel perimeter pad for unrestricted movement and improved comfort