Item Code: PO32S1 No.3 Polyester closed -end zipper with ultrasonic top and bottom
stops. Item Code: PO32S0 No.3 Polyester open-end zipper with nylon top and box pin. Nylon Ultrasonic Top/Bottom stop and Nylon Moulded Box/Pin meets
the customer's need for a complete nonmetal zipper. It has the
advantages of High Strength & a Transparent appearance.