Finish your creation with a dependable COSTUMAKERS zipper. This 85 cm (34 in) one-way separating model in navy features #5 silver metal teeth mounted on reinforced polyester tape for smooth, snag-free operation. The medium weight construction resists corrosion, UV fade and countless wash cycles while the precision-cut tape keeps width consistent for hassle-free installation. Makers appreciate the ergonomic pull that zips in seconds and the tight dye-lot tolerances that maintain brand colours. Perfect for rugged coats, parkas & sailing gear, every batch is tension-tested and slider-fatigue inspected to ensure garments perform season after season. Whether you’re repairing a vintage jacket, sewing a custom athleisure piece or delivering a production run, trust COSTUMAKERS for colour consistency, exact length tolerances and proven durability.