Smartwool's Classic Hike Full Cushion Crew socks focus on comfort and durability, so you can go farther on every hike. Full cushioning on the entire sock adds the warmth and protection you need for any trail. Crew height provides superior coverage on the trails Cushioning on the entire sock for added protection and warmth Flat knit toe seam for additional comfort Elasticized arch brace for secure fit Made in the USA of Imported Yarn: 56% Merino Wool, 11% Nylon, 31% Recycled Nylon, 2% Elastane