Skins Men's A400 Compression 1/2 Tights/Shorts 76% Nylon/24% Elastane Imported World's first dynamic Gradient compression delivers more oxygen-filled blood to active muscles, increasing endurance, power, and efficiency Adaptive HEIQ technology for state-of-the-art temperature and moisture management Flat bonded/taped hems and flat sitting, flexible, chafe resistant A-Seam Leg length finishes just above knee to cover the quad muscles SKINS performance compression: it's equipment, not clothing World's first Dynamic Gradient Compression delivers more oxygen-filled blood to active muscles, increasing endurance, power, and efficiency Adaptive HEIQ technology for state-of-the-art temperature and moisture management Flat Bonded/Taped Hems and flat sitting, flexible, chafe resistant A-Seam SKINS Performance Compression: It's equipment, not clothing