YKK's AquaGuard® series is a water-repellent zipper option created by laminating polyurethane (PU) on the non-coil, reverse side of a zipper. Popular among those who make their own gear, this zipper is the top choice of those making backpacking packs, bike bags, clothing, accessories, and even tents!
These are sold in 20-yard mini-rolls.
YKK #8 and #10 Aquaguard are products of Canada and are the shiny variety.
When in stock, YKK #3 and #5 Aquaguard are products of Japan.