Rendered in a tactile waffle knit, these modern socks are knitted with cotton and RWS wool that feels luxuriously soft. They're designed with ribbed cuffs that stay in place when pulled up. This product contains Responsible Wool Standard TE-00047206 (RWS) wool fiber from farms certified to animal welfare and land-management requirements Shell: 66% Cotton, 28% RWS wool, 5% Polyamide (Nylon), 1% Elastane. Excluding trims / Machine wash COS Men's Waffle-Knit Socks in Gray Size: 40/42 Men > Menswear Color: gray