Two pieces of nylon zippers with resin double sliders designed for sewing, crafts, clothing and accessories. This listing covers size 5 zippers available in lengths of 80, 90, 100, 120 and 150 cm. Each package includes 2 zippers with an openend twoway design and auto lock, suitable for down jackets and a range of DIY projects. Key features and benefits Twoway openend design: allows you to unzip from either end for convenient access and adjustable venting or entry. Auto lock sliders: keep the zipper in place when not being opened, reducing unwanted sliding and keeping garments or projects securely fastened. Resin sliders: durable, lightweight and smooth operation for repeated use. Nylon zipper tape: flexible and strong for everyday wear and crafting projects. Size 5 terminology: corresponds to a tape width of about 5 mm, offering a compact yet sturdy closure option. 2 pieces per pack: convenient for matching projects or stocking up for future repairs and creations. Length options: choose from 80, 90, 100, 120 or 150 cm to fit jackets, coats, bags, and other items. Key attributes Functionality: openend twoway operation with auto lock to prevent unintended opening. Compatibility: suitable for down jackets, coats, bags, backpacks, hoodies and other garment or craft projects requiring a reliable zipper closure. Size and length: size 5 with multiple length options (80/90/100/120/150 cm) to fit a range of applications. Material and performance: nylon zipper tape with resin double sliders providing durability and smooth performance during use. Quantity: 2 zippers per package, enabling easy replacements or matching for paired projects. Use cases and applications Replacing a down jacket zipper: the twoway openend design makes it easy to vent and adjust while keeping the garment securely closed when needed. Custom sewing projects: add a durable, easy to operate closure to hoodies, sweatshirts, or lightweight jackets where twoway access is beneficial. Craft and accessory creation: use in bags, purses, or other sewing crafts where a compact, reliable zipper with auto lock offers practical functionality. Notes Choose the length that fits your project based on the item you are repairing or creating. This zipper is designed for general sewing and DIY use, offering reliable performance with nylon tape and resin sliders. This description reflects the product's stated features: nylon zippers, size 5, 80/90/100/120/150 cm lengths, 2 pieces per pack, double sliders, resin pulls, openend twoway operation, auto lock, and suitability for down jackets, sewing, crafts, clothing and accessories.