From Stance, these socks feature: optimized low-profile silhouette with two-layer protective ankle tab left and right tapering for maximum comfort at the toes and footbed targeted under-foot support for maximum in-shoe response odor and moisture control technology for all-day freshness features Infiknit™, durable performance yarn in the heels and toes to protect your feet from high-wear abrasion zones nylon/polyester/combed cotton/elastane Machine wash/tumble dry low Imported.