Nylon Zipper(Support Online Order. Specific price is based on contact.Minimum 10 pieces).Thickening of cloth.Tightly knit and durable.Open tail removable.Can be left and right to separate, suitable for all kinds of clothing, sleeping bags and other products.Self-locking pull head + anti-fall off top Stop.Zipper color, style and length can be customized!Widely used, practical and durable.