Eco-Friendly Socks: 1 Pair of light, knee length socks with a focus on sustainability; Our most accessible mens sock, ideal for work, casual or everyday, is the core of our FALKE We Care collection Sustainable Comfort: We blend responsibly-sourced cotton with recycled fibers for ultra soft and skin-friendly stockings; Designed to keep your feet cool and comfortable; Ribbed cuff stays up all day High-Quality Construction: Each lightweight sock has reinforced stress zones at the heel and toe, making them durable and tough; Machine wash in cold water to retain shape and color; Do not tumble dry Gender-specific knitting processes conform to the shape of the toes and the soles of the feet, ensuring a perfect fit without wrinkles or slipping, preventing pressure points and adding durability Model number: 15657; Available in US Men's sizes: 6.5-9, 9.5-12, 12.5-15; Part of the FALKE-WE CARE collection; Certified to Standard 100 by OEKO-TEX 96.0.9647 HOHENSTEIN HTTI Unmatched FALKE quality since 1895: We're a family business with unwavering values and superior manufacturing. Our curiosity, innovation, and craftsmanship are reflected in our diverse product range.