Smartwool Performance Hike Light Cushion Crew - Men's Crew Cut Socks Shoes : Black : The primary materials that compose this product contain a minimum of 20 percent recycled content. The Smartwool Performance Hike Light Cushion Crew will have you wanting to extend your hike a little more each time. Available in six color options. Crew socks that sit at the calf. Sold as a single pair. Indestructawool is engineered to provide maximum comfort and durability. 4-Degree Elite Fit System construction uses two elastics to provide better stretch and to keep your sock in place. Virtually Seamless toe is designed for all day comfort and to minimize chaffing. Cushioning along the entire foot helps keep you comfortable when the trail isn't. Mesh panels on the out step help provide added breathability. 56% wool, 28% recycled nylon, 13% nylon, 3% elastane. Machine wash, tumble dry. Made in USA.