Owfeel 50pcs 16" Heavy-Duty Invisible Nylon Coil Zippers White High quality 16" Nylon Coil Zippers. Made of nylon with high quality plastic teeth and ametal slider. Strong and lightweight zipper for slacks, shirts, skirts, and dresses etc. Invisable style specially designed for skirts and dress without obvious view of the zippers. 16" in total length, white color.