Farm to Feet Men's Waitsfield Lightweight Ski Socks 60% Merino Wool 36% Nylon 4% Spandex Made in US Merino wool is soft, itch-free, naturally odor and bacteria resistant, cool in the summer and warm in winter Advanced construction of hidden nylon plaiting creates a smooth exterior and a low-profile fit that is ideal for technical and sport socks Targeted cushioning adds shock absorbing loop knit at key impact areas of foot, shin and calf to reduce impact and provide a better fit for ski boots Half-density cushioning adds softness and wicking performance without dramatically affecting sock thickness - ideal for casual socks Reinforced construction and low-stress seam placement reduce wear and tear, increasing the life of the sock