Soft Merino wool resists abrasions and embraces your foot. Fox River Mills® exclusive Wick Dry® technology moves moisture away from your skin to keep feet dry while full cushioning absorbs shocks and insulates. The URfit® System makes these Old Glory Ski Socks great for boarding or those who prefer a little extra cushion. Breathable Medium weight Merino Wool Blend offer full cushioning for extended time on the slope and colder weather Wick Dry® Technology quickly draws moisture away from your skin so your feet stay dry and comfortable; removing the moisture build up reduces hot spots and friction that causes blisters URfit™ System provides the ultimate personalized response fit combining memory knit compression, a contoured rib top and spandex compression zones Memory-knit Construction uses Spandex knit throughout the sock gives it a memory-fit helping it keep its shape wash after wash, wear after wear Spandex compression arch adds support and won't sag Support at the arch helps fight fatigue and keep sock in place Contoured Rib Top made from elastic and spandex helps hold the sock up and in place to eliminate slippage without pinching Reinforced Heel and Toe Wear Zones with nylon to add durability and longer sock life Smooth, Flat Comfort Toe Seam doesn't rub or irritate during wear; smooth technique adds durability so it stretches every way you do without unraveling Made in the USA of US and Imported Yarns Size Chart: S - fits Men's shoe sizes 3 - 5.5 M - fits Men's shoe sizes 6 - 8.5 L - fits Men's shoe sizes 9 - 11.5 XL - fits Men's shoe sizes 12 - 14.5 Product Features: Fabric:37% Merino Wool, 24% Nylon, 20% TENCEL®, 17% Acrylic, 2% Spandex Fox River Mills Men's Old Glory Over-The-Calf Ski Sock