ThunderSports by Pure Short Black, Men. The perfect replacement for boxers, suitable for any sport. Tight comfort in combination with the structure of fabrics, keep muscles at an ideal temperature. The ThunderShort has a revolutionary silicone strip for optimum grip and fit. The slight compression gives a comfortable and perfect fitting to the body. Fabric: 85% PE, 15% Elastane. Available in sizes S, M, L, XL and XXL.