Description Venture into parts unknown with a crew sock that's always got your back. We used our durable Infiknit™ construction that won't rip or tear and added a Merino wool blend to enhance all of your future expeditions, big or small. Features Crew Height Merino Wool Blend Medium Cushioning Infiknit™ Durability Fit and Fabric 50% nylon, 25% wool, 22% polyester, 3% elastane