The YKK Vislon #8 Lock Slide 72 inch in black is a heavy-duty separating zipper featuring molded plastic teeth with an automatic locking slider and double pull tabs. Designed for outdoor and marine use, it is corrosion, chemical, and UV resistant, ensuring durability in harsh environments. This 8mm #8 gauge zipper combines lightweight construction with compatibility for molded tooth zipper chains, making it ideal for applications like awnings, tents, bags, canvas enclosures, and upholstery that demand long-lasting performance and reliability.