CW-X Conditioning Wear Men's Stabilyx Tights 2-Way Stretch Support Web Nylon 80%, Lycra 20% ; 4-Way Stretch Body Fabric Coolmax 80%, Lycra 20% Imported Flat seam construction eliminates abrasion increases comfort and enhances fit Abdominal support panel for extra support to the lower abdominal muscles 4-way stretch body fabric helps to keep the body cool and dry pulling moisture away from the body UPF 50+ for UVA/UVB protection Reflective "flash" and logos provide extra visibility in low light conditions 80% Nylon/ 20% Lycra Provides Targeted Support to the knee and 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 tight