Need to fix a heavy-duty zipper on your boat canvas, tent, awning, or outdoor gear? These YKK Vislon #10 white double pull sliders are the solution! Sold as a set of 2, they're brand new in original packaging, made in the USA. Each slider is about 1.5 inches long and fits #10 Vislon chain. The double-pull design lets you open the zipper from either end — super handy for large covers. No manufacturer part number, but they're genuine YKK quality. Perfect for marine upholstery, camping tents, truck tarps, or industrial covers. Just slide off the old broken slider and crimp this one on. An easy repair that saves you from replacing the whole zipper. Tough, reliable, and ready for the elements.