The sock Cycling Pro is an ITALIAN PRODUCT. The employed fibres were suitably designed and tested so as to improve comfort and perspiration, even after LONG-LASTING EXERCISE. Skinlife is a kind of antibacterial Polyamide, which is light and adaptable for sports use and even beyond Composition: 80% Polyamide Skinlife 20% Elastomer Lycra Sizes: S 35-38 M 39-42 L 43-46