The YKK Vislon #10 Separating Zipper AutoLok Double Pull Plastic Slider 66 inch White offers a sturdy and lightweight solution for outdoor and marine use, featuring molded plastic teeth made from durable polyacetal resin. Its double pull sliders allow smooth, two-way operation with an auto-locking mechanism to keep the zipper securely in place. This heavy duty, open end zipper is resistant to chemicals, corrosion, heat, cold, and UV exposure, making it well-suited for jackets, marine gear, patio covers, and other outdoor applications. The white color complements a variety of designs while the durable materials ensure lasting performance in demanding environments.