1.3.5mm Eco-friendly neoprene with double nylon 2.Size:any size 3.100% waterproof,warm 4.Glued and blinding stitching 1.Various designs and styles available2.Colors ,sizes and logos as per client's request.3.Good quality ,soft and comfortable feel4.Superior quality ,competitive price and fast delivery5.Neoprene socks for diving , fishing , water skiing and related sports