BOMBAS Women's Everyday Compression Socks (15-20mmHg) Blue/Green X-LARGE WOMEN 13.5-17 MEN 13.5-16 Everyday Compression Socks (15-20mmhg) : 69% Cotton 16% Polyester 9% Elastane 6% Nylon Seamless Toe Strategic Zone Cushioning Strategic Zone Cushioning Honeycomb Arch Support Honeycomb Arch Support 15-20 Mmhg Compression Level 15-20 Mmhg Compression Level Stay-Up Technology Stay-Up Technology Extra-Long Staple Cotton Extra-Long Staple Cotton