Purchasing Notes 1. The unit price of zippers listed is a reference selling price, which does not include tax or shipping fees. Quantity discounts are available. If you need to open an invoice, please contact our online customer service. 2. Some colors of this product are in stock. Please consult via Alipay. 3. We can produce according to customer orders, with a delivery period of 7-15 days. 4. Styles available: closed tail, double-closed tail, open tail, double-open tail, etc. 5. Colors can be customized: national card, CCC card, or dyed according to customer fabric or color samples. 6. We can accept special requirements: over-dyeing, acid-resistant washing, over-inspection needle, lead testing, new European standard full non-toxic environmental protection, inter-combination, etc. 7. All product quotes for the zipper head are for the price of the standard zipper head shape. Note: Due to custom-made products, each customer's custom requirements are different. Custom zippers, the store does not support returns.