Durable and Sturdy: The retractable key chain is made of high-quality ABS plastic, corrosion-resistant and durable. The nylon thread and metal buckle make the key chain hold enough keys and very sturdy. Anti-lost: The simple buckle is sturdy enough. Attach the retractable key chain to your belt, the key is on the key ring and can be taken out to open the door when in use. Release it when not in use, and it will automatically return to your waist, preventing your keys from being frequently lost due to being randomly thrown. Wide Range of Applications: The retractable key chain can be used in many different outdoor activities. For example, when fishing or hiking, it will help you get rid of the trouble of not finding the key and bring you a more convenient life! Provides Convenient LiftingKeychains for men and metal clips on belt loops, bags or wallets provide more convenient and secure storage of keys, ID cards, badges, entry cards or other items.