Calvin Klein Signature Socks. Calvin Klein Underwear Signature SocksEnhance your collection with these Calvin Klein Underwear Signature Socks. Constructed with a ribbed opening, they are a lightweight, soft cotton feel for a comfortable fit. These socks are designed with a signature logo and are complete with Calvin Klein Underwear branding.• Socks• Ribbed opening• Soft cotton construction• Lightweight• Signature logo• Calvin Klein Underwear• 66% cotton, 30% polyamide, 4% elastane• Machine washable