With the Smartwool Women's Run Zero Cushion Ombre Print Low Ankle Socks, you don't have to sacrifice durability or comfort. These American-made socks are a comfortable blend of merino wool, nylon, recycled nylon, polyester, and elastane. They feature several proprietary innovations that prioritize performance and feel, including Indestructawool for durability, and the Virtually Seamless toe design. With each step, your feet are secure, supported, and cushioned. There's no bunching up or sliding with these socks. Specifically designed for women, these socks can be washed in a machine, inside-out.