This vintage sewing supply kit contains a lot of 12"-14" zippers made by J. & P. Coats. The zippers are made of 100% polyester and come in a variety of multi-colors. They are open-end and have invisible teeth made of high-quality material. The unit of sale is a single unit containing 1 zipper lot, and the unit type is a unit. The tape material used for the zippers is polyester, and the country/region of manufacture is unknown. These zippers are perfect for all your sewing needs, whether it be a DIY project or repairing a favorite piece of clothing.