5pcs Spring Key Rope Plastic Keychain Environmentally Friendly Elastic Chain(Black)

1. Suitable for the waist can be tied cell phone, keys and other items
2. Good elasticity, not easy to break, can be stretched to prevent the loss of items
3. Metal hook and loop, easy to use, not easy to rust, strong and durable
4. Material: plastic, metal
5. Weight: about 17.4g