NuttyBuddy Protective Cup and Jock Combo - Hammer (XSmall) Cup/Youth Small Jock (20-Inch and under) Superior design means superior fit and comfort. The problem with cups on the market today is in the design Superior materials means superior impact resistance Superior performance backed by a 5,000 Dollar warranty The Battle NB System comes in five sizes from the little guys to the heavyweights. A properly fit cup shifts less, is more comfortable and will not impede performance No other cup on the market matches our promise of quality, protection and performance