The coil zipper is made from polyester coiled monofilament whose teeth or elements are formed into a spiral tooth configuration and then sewn to zipper tape for the final product. Coil zippers have many properties which make them flexible throughout many applications from apparel to transportation. There are many benefits that come with using a coil zipper such as the wide size range and self-healing properties which makes this zipper preferred over other types of zippers. There are many sliders available for the coil zipper which can be used bi-directionally, another big advantage with the coil zipper. Dunlap Industries offers variations on the coil zipper including concealed, water resistant, fire retardant, XYZ™ Furniture chain, custom colors and more to fit your needs.