Shock Doctor Boys Ultra Pro Boxer Brief with Ultra Cup Ideal for competitive youth athletes seeking a cotton boxer short with the best combination of premium comfort and maximum protection. Secure fit and premium 4-way stretch fabric offers maximum comfort, unrestricted range of motion and keeps the cup in place during all athletic activities Includes Ultra Carbon Flex Cup with multi-layer protection designed to shield and transfer shock away from areas where protection is most crucial Ultra Cup Retention System for superior cup positioning and comfort Ultra comfort micro-knit waistband