Weatherproof Men's Outdoor Crew Sock, 5-pair Black pack contains (5) Black Wool blend Mesh ventilation Arch support Cushion foot bed Contoured rib, stay-up top Moisture wicking Made in China Fabric Content: 44% Polyester│38% Acrylic│15% Wool│3% Lycra® Spandex Exclusive of Elastic Sizing: Men's Shoe Size: 6-12 Colors subject to availability Care Instructions: Machine wash cold with like colors Use only non-chlorine bleach when needed Tumble dry normal, low heat Do not iron Do not dry clean U bag