Nike Men Elite Versatility Basketball Crew Socks 58% Nylon/29% Polyester/9% Cotton/4% Spandex Imported Footstrike-specific cushioning aligns with pressure patterns for tailored softness Support system wraps your ankle in 360-degree comfort Dynamic arch band creates a close fit Ribbed performance welt at the top helps keep the sock in place Ventilation zones at the top of the foot help keep you cool