Material wicks sweat & dries fast Ribbed arch support reduces foot fatigue Mesh ventilation on top of foot for added breathability Energy return cushioning in footbed & heel for added protection in high-impact areas without added bulk Seamless Toe delivers superior comfort & reduced irritation Fitted heel contours around foot for a better fit Left/Right specific design Single pair 76% Polyester/21% Nylon/3% Elastane Machine Wash