ZipperStop Wholesale Authorized Distributor YKK&reg; Unique Invisible Zipper 22" ~ YKK #3 Conceal ~ Heavy Duty ~ 580 Black (3 Zippers / Pack) ZipperStop Wholesale Authorized Distributor YKK Unique Invisible Zipper 22" ~ YKK #3 Conceal ~ Heavy Duty 580 Black (3 Zippers / Pack) The Nylon Coil Teeth are hidden on the reverse side of the tape Teardrop Slider