These lightweight socks feature foot ventilation and a half cushion sole for all-day wear. Our URfitA(R) System provides long-lasting support for any adventure that comes your way. Great fit and support mean you&';re cushioned, dry, and comfy no matter where you end up. a Unisex fit a URfitA(R) System provides arch support and memory-knit construction a Vented panels remove moisture and keep you dry a Reinforced toe and heel add comfort and longer sock life a Smooth, flat comfort toe seam a 31% Merino wool, 31% acrylic, 29% nylon, 7% polyester, 2% spandex a Style# 2408