Description: Glow in the dark: It can glow for up to many hours and recharge under sunlight or flashlight. Easy to attach: Suitable for outdoor camping backpack, bags, travel packages, jackets, garments, sportswear. Material: The zipper pullers are made of plastic and polyester, durable and sturdy, lightweight, easy to use on your clothes and bags. Easy to find: It is easy to identify your backpack, duffel bag, jacket and your mobile phone, key ring and wallet in the dark. Green light in a dark environment. The lasting afterglow makes your kit visible all night. Easy to use: Helps avoid tripping over a backpack or tent in the dark, or finding dropped equipment. They can be easily connected to your kit. Specifications: Product Name: Luminous zipper head Material: PVC, silicone Size: 6.5x2.7cm Package Included:10x Luminous zipper head Notes: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you 2. Please allow 0.1-2cm measuring deviation due to manual measurement.