Thorlo Thick Cushion Ski Socks are designed to provide a comfort fit for skiers on easy to varied terrain who wear rental boots to ensure maximum warmth, protection, comfort and best fit.Thick Cushion THOR-WICK & THOR-LON Blend socks provide extra comfort for the beginner skier or snowboarder. Features: Exclusive THOR-LON(R) and THOR-WICK(R) blend for maximum WICKING because a dry foot is a warm foot. Thick cushioning in ball and heel for WARMTH, SHEAR PROTECTION and COMFORT. Thick cushioning in shin and instep PROTECTS AGAINST SHIN BITE. Moderate cushioning in the arch for BETTER FIT (spandex for support). Ventilation panel for BETTER AIR CIRCULATION. Proudly made in the USA. Fabric Contents: 59% THOR-LON(R) Acrylic 39% THOR-WICK(R) Polyester 2% Spandex