[Package Includes]You receive 20 glow-in-the-dark replacement zipper heads, enough for your daily use and replacement needs. [Self-] When "" in sunlight or other light sources, they produce an intense light with a long that allows you to see where is all night long, making it easy to identify your items in the dark. [Simple and Practical]Glow-in-the-dark zipper heads are used to mark coats, jackets, backpacks, tent zippers, or other gear that could be dropped in the dark, and can prevent you from over your pack or rope in the dark. [Wide application]These glow-in-the-dark zippers are perfect for outdoor camping, night work and night running, also can be used for cell phones, key rings, wallets and so on, not only practical, but also fashionable, can add charm to your backpacks, jackets and so on. [Washable Material]The glow-in-the-dark zipper is made of plastic and nylon, , strong and , easy to use on clothes and bags, no need to remove it when washing.