Using black 38% polyamide, 32% virgin wool, 20% polypropylene and 10% elastane, these sk energizing wool knee high socks by Falke are perfect for men and a must have. Also the black lightening socks are designed in a plain pattern, It is recommended to wash at 30 degrees and do not tumble dry to keep these socks in good condition. All the socks come complete with falke tags. The Falke SK Energizing Wool Knee High Socks - Black Lightening are a must have for any keen skier with their medium strength cushioning and optimal fit. Featuring an improved blood circulation compression and thermal insulation, they are perfect to wear out on the slopes from day to night. Giving you ultimate comfort whilst wearing, they also have rapid moisture wicking properties that guarantees an all-round amazing pair of socks. KEY FEATURES Array Knee High Ribbed Medium 38% Polyamide, 32% Virgin Wool, 20% Polypropylene and 10% Elastane Wash at 30 degrees and do not tumble dry Complete with Falke tags.