6 Pair pack Mens Steel Toe Boot Socks, Steel Toe Work Socks, Heavy Duty Thick for Boots 5% spandex MENS STEEL TOE SOCKS: Thick mens crew socks are thick and will keep your feet warm. With a sole cushion, reinforced heels and toes, and the addition of Polypropylene, these are durable heavy duty socks. One Size Fits Most - Fits Mens U.S Shoe sizes 8-13 MENS STEEL TOE WORK SOCKS - HEAVY DUTY AND THICK: These heavy duty socks are made with Polypropylene are fibers that wick away moisture to keep your feet dry and prevent blisters. Pros: Durable, dries fast, wicks moisture, cushions. THICK CUSHION SOCK SOLE: Bottoms of the socks are reinforced for extra strength and durability. Reinforced heel and toes MATERIAL CONTENT: 25% Cotton, 60% Polyester, 10% Polypropylene, 5% Spandex. Machine Wash, Tumble Dry, No bleach COLD WEATHER SOCKS: Great for anyone who needs to spend long period of time outdoor activity in cold winter months