Application: The reflective keychain tags not only be hung on the key to play a decorative role but also can be hung on the backpack to easy to release the zipper. It is good for backpacking, cycling, hiking, night running or walking, etc, and is suitable for hanging onto a bag, backpack, handbag, wallet, purse, jacket, dog collar, wheelchair, and more. Advantage: Made of reflective material, high visibility, portable and reliable, sturdy and , and not easy to break. Comes with a reflective tape design, which serves as an effective reminder and indicator, increasing your visibility to vehicle during nighttime or in dark environments. Instruction: The reflective keychain tag provides improved visibility and protection. It can be used on backpacks, bags, purses, etc. Notice: It only reflects light when illuminated by a light source. The further the distance, the stronger the reflection. Color: black Material: Polyester webbing Package Contents: 10 x Keychain Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.