Using black 83% acrylic and 17% polyamide, these preston knee high socks by Burlington are perfect for men and a must have. Also the black/grey socks are designed in a argyle pattern, It is recommended to wash at 40 degrees and do not tumble dry or iron to keep these socks in good condition. All the socks come complete with burlington tags. The Burlington Preston Knee High Socks - Black/Grey combine amazing comfort and style whilst wearing. Guaranteed not to disappoint, these amazing socks have been produced from only the finest of materials to give you a luxurious pair that you can not go without. Perfect to wear with any attire, these would make the ideal gift to any stylish gentleman for any occasion. KEY FEATURES Knee High Smooth Medium 83% Acrylic and 17% Polyamide Wash at 40 degrees and do not tumble dry or iron Complete with Burlington tags.