Zipperstop Wholesale YKK Sale 10" Unique Invisible Zipper (Special NOT YKK) Conceal - Closed Bottom Color Black (10 Zippers/pack) Zipperstop Wholesale YKK Sale 10" Unique Invisible Zipper (Special NOT YKK) Closed Bottom Color Black (10 Zippers/pack) The Nylon Coil Teeth are hidden on the reverse side of the tape Teardrop Slider