ZipperStop Wholesale Authorized Distributor YKK® 5" Zipper YKK #3 Skirt & Dress ~ Black (12 Zippers / Pack) Measurements- Overall zipper length is 6 1/2", actual zip part is 5". Strong yet lightweight zipper for slacks, skirts and dresses. Perfect for sewing pouches, purses, skirts, and dresses. They are YKK #3 nylon coil closed ended zipper. These are nylon zippers with plastic teeth and a metal slider. Color may vary on your monitor.