Zipper Resucue Slider ~ YKK #10 Plastic Double Head Reversible Slider ~ Black (3 Sliders / Pack)100% PLASTIC FOR MARINE USE Zipper Resucue Slider ~ Zipper Pull Replacements YKK #10 Plastic Double Head Reversible Slider ~ Black (3 Sliders / Pack) The most popular slider for Boats Zipper, Campers Zipper and Tents zippers. Fits YKK #10 Vislon Zipper. 100% Plastic