Heat Holders Men's Twist Ultra Lite Casual Crew Socks - Keep feet warm on the coldest of days and pull on this pair of twist color, lightweight, crew length Heat Holders for men, the warmest thermal sock. Created using specially developed heavy bulk yarn which has extreme thermal qualities Intensively brushed interior that is super soft and traps warm air close to the skin, keeping your feet warmer for longer Non-binding, diabetic friendly and provide relief for cold feet due to circulation problems 3X warmer than the traditional cotton sock Men's sizes 7-12 89% Acrylic, 10% Nylon, 1% Elastane Style: HH2M04837