Overview Product Description Wigwam Mt Whitney NXT Socks Charcoal MATERIALS: OUTER: 49% Stretch Nylon, 30% X2O® Acrylic, 13% Polyester, 6% Spandex, 2% Tencel® LINER: 100% Olefin PRODUCT FEATURES: Light Weight Blister Prevention Breathable Mesh Instep Asymmertical Pair Design Elasticized Arch Seamless, Underside Toe Closure Click here to view our entire selection of these products