1. Made of high-quality ABS and metal materials, with steel wire embedded, . 2. The gear mechanism automatically winds the cable, which is powerful enough to pull dozens of keys or small tools. 3. The spring on the reel is strong and can be reeled reliably without losing any cards or keys, keeping you and your belongings safe. 4. Ideal for fishing gear, ID cards, access cards or general gadgets. 5. How to use: Attach the keychain to your belt or bag, and the keychain is on the key ring and extended when in use. When not in use, the keychain releases and automatically bounces back to the waist, avoiding losses caused by frequent random loss of keys. Product Name:Retractable Keychain Color:As shown Material:AbsandMetal Package Contents: 3 x Telescopic buckle 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.