Extra‑long 150 cm closed‑end zipper designed for duvet covers and other home‑décor projects that need a smooth, discreet closure. Lightweight #3 nylon coil glides easily while staying flexible across large openings. Colour‑matched polyester tape integrates neatly into side seams and resists frequent laundering. Ideal for repairing or building duvet covers, pillow shams and large cushion slips without bulky buttons or ties.