Three-Pack YKK 11" x 1.125" #5VS Vislon Closed-End Zippers - Black - UV Treated - Use for sail covers, canvas enclosures, jib luff sleeves, jackets, and much more! 11"x1.125" Black Vislon #5VS Zipper - Pack of 3 UV Treated - Great for a Marine Environment Delrin Zipper Chain Delrin plastic teeth molded to the fabric tape edges Made in the USA