Zipperstop Wholesale YKK YKK Conceal ~ Invisible Assortment of Colors 18" (25 Zippers/pack) Zipperstop Wholesale YKK YKK Conceal ~ Invisible Assortment of Colors 18" (25 Zippers/pack) The assortment will include the hottest colors of the season. Light, dark and bright colors. The Nylon Coil Teeth are hidden on the reverse side of the tape Teardrop Slider