Medium cushion, Maximum performance. Mid cushion socks featuring Feel360™ and Infiknit™ are the ultimate performance utility to boost your performance. The styles have a medium weight level to embrace a range of low to high impact activities. Feel 360™ is our special technology that wicks away moisture to keep you feeling dry and comfortable. Infused with Infiknit™ for guaranteed durability, say hello to your new workout partner for life. Nylon Blend: 66% nylon, 25% polyester, 6% combed cotton, 3% elastane. Tab: A modest rise above the collar of your shoe, stopping right below the ankle with a tab. Medium Cushioning: Moderate cushioning throughout the sock for a secure fit with enhanced impact protection.