The Ultimate Socks by Le Chameau 1927 are designed specifically for the ultimate boot, featuring a knee-high length and a vibrant yellow color. Made for casual occasions in the winter season, these machine washable socks are in size M (39-42) and are perfect for outdoor activities. With a regular fit and the brand's expertise in outdoor socks, these new socks are a stylish and practical choice for men looking for high-quality footwear accessories.