Dear Sir/Madam, Material: Nylon, Polycolon, Elastane Membrane: Hydrophilic Membrane, Bamboo rayon, Elastane Feature: Waterproof socks that are functional and extremely comfortable Technics:Knitted Season:Spring/fall Sock Type:Casual Thickness:Standard High:CREW Product Type:Socks Gender:Unisex Age Group:Adults Show More