CW-X Men's Stabilyx Ventilator High Performance Cooling Compression Sports Shorts Imported Drawstring closure Machine Wash 1" high 8" wide Supports the lower abdominals, hips and back to channel power through the core. Support Web mimics kinesiology-taping techniques to support ligaments and joints. The Support Web reduces muscle vibration reducing fatigue. Built in "air-conditioning" through stretch mesh Ventilator panels. Increases the bodies efficiency so you can be active longer and recover faster. Coolmax fabric dries fast by moving moisture instantaneously from the skin surface. Flat seam construction. 80% Nylon/ 20% Lycra Provides targeted support to core joints and muscles 80% Coolmax/ 20% Lycra Helps to keep the body cool and dry, pulls moisture away from the body and carries it to the outside of the shorts