1.2-2.5mm Eco-friendly neoprene with double nylon 2.Size:anysize 3.100% waterproof,warm 4.Flat-lock stitching/zig-zag stitch 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.Indoor neoprene socks with flat-lock stitching or zig-zag stitching