Calvin Klein 3-pack of men's premium trainer socks in a mix of grey colours Contrasting embroidered CK logo to the cuff Auto-linked toe seam to prevent irritation Reinforced heel and toe for extra durability Fabric Composition: 68% Combed Cotton / 20% Polyester / 10% Polyamide / 2% Elastane MPN: 701234366-001 Our Collection at Boxers and Briefs contain only the highest quality Calvin Klein men's socks. In this range we have a premium 3-pack of Calvin Klein men's trainer socks in grey, which are available in 2 different sizes: Eur 39-42 (UK 5.5-8.0) and Eur 43-46 (UK 8.5-11.0).