Experience reliable performance with the YKK Vislon #10 Zipper 30 inch in black, featuring durable molded plastic teeth made from chemical- and corrosion-resistant polyacetal (POM) resin. This separating, heavy-duty open-end zipper provides smooth operation through injection-molded construction on a strong polyester tape. Designed for outdoor and marine use, it is lightweight yet robust enough for upholstery, tents, bags, covers, and jackets. Choose between double pull or non-locking slider options to suit your needs, benefiting from its strong two-way function that resists environmental wear while delivering lasting durability.