SKU 9778025 The primary materials that compose this product contain a minimum of 20 percent recycled content. Give your feet the warmth and comfort they deserve by wearing the Smartwool® Snowboard Full Cushion Iguchi Pattern Over-the-Calf Socks. Over-the-calf construction. Indestructawool™ technology for enhanced durability. 4 Degree™ elite fit system for a dialed-in, performance-oriented fit. Virtually Seamless™ toe for enhanced comfort. 66% wool, 21% recycled nylon, 11% nylon, 2% elastane. Machine wash, tumble dry. Made in The USA. View Zappos.com Glossary of Terms Smartwool Snowboard Full Cushion Iguchi Pattern Over-the-Calf Socks