SKU 9882163 The primary materials that compose this product contain a minimum of 20 percent recycled content. Feel amazing and stylish wearing the Smartwool® Snowboard Targeted Cushion Extra Stretch Over the Calf. It features advanced Indestructawool™ technology for enhanced durability, 4 Degree™ elite fit system for an unmatched performance fit, and a Virtually Seamless™ toe for top-notch comfort. 64% Merino wool, 27% recycled nylon, 7% nylon, 2% elastane. Machine wash, tumble dry. Made in the USA. View Zappos.com Glossary of Terms Smartwool Snowboard Targeted Cushion Extra Stretch Over the Calf