Nylon Zipper 3# Invisible Zippers Tailor Sewing Craft colorful Length 8 11 14 16 18 20 22 24 Inch / 20 28 35 40 45 50 55 60 cm lenght & package 20cm=7.86inch= 10pcs/package 28cm=11inch = 5pcs/package 35cm=13.76inch = 5pcs/package 40cm=16inch = 5pcs/package 45cm=18inch = 5pcs/package 50cm=20inch = 5pcs/package 55cm=22inch = 3pcs/package 60cm=24inch = 3pcs/package Functionality: Close-End Element/Teeth Material: Invisible Zipper Type: Zipper