Nike Men's Grip Lightweight Crew Training Socks Black/Volt 60% Nylon/33% polyester/ 7% Spandex Crew silhouette for a comfortable fit around the ankle Engineered yarns provide maximum underfoot traction Underfoot grip supports multidirectional movements for stability 4 Underfoot grip supports multidirectional movements for maximum stability Dynamic arch compression provides a secure fit to give you support during intense workouts.