Warmup Tips: To avoid shrinking or losing softness, please make sure the washing water temperature below 30 ℃. Material: 50% Cotton, 47% Polyester, 1% Nylon, 2% Elastane Features: Very Thick, Soft and Comfortable, Breathable, Wicking, Warm Cushioned, Reinforced Heel & Toe. Comfort: Super soft cotton socks provide optimum comfort when on your feet for long periods of time; incredibly gentle against skin, they prevent rubbing against shoes to protect your feet from ankle to toe. Size: UK 6-11 / EU 39-45