Smooth and soft, lightweight fabric with stretch offers comfort Single pair Armour Dry™ yarn technology is ultra-fast drying and improves the performance of your shoe Medium Cushioning in toe, forefoot, arch & heel offers superb shock absorption Material evenly dispereses moisture to keep you dry and cool Anti-odour technology prevents the growth of odour-causing microbes keeps you fresh Fitted heel contours offers a better fit Reflective details for low-light visibility Left/Right specific fit and design Dynamic arch support reduces foot fatigue Mesh panels for breathability Material composition: 91% Polyester, 5% Nylon, 4% Elastane