[Excellent Design]Composed of carabiner, ABS plastic shell, high-density webbing, super strong stainless steel ring and reinforced webbing to last long even under heavy use. [Durable Climbing Buckle]: Heavy duty card holder or ID card holder with carabiner clip. Made of durable ABS material, weighs only 28.6g. Strong bearing capacity, can bear the weight of at least 10 keys. [Easy to Use]: The retractable keychain is convenient to install and detach with the buckle. Small size so it is easy to remove and put in a pocket or hang on a belt. [Strong wire rope]: After the rope is pulled out, a particularly powerful winding mechanism ensures that the key ring is pulled in quickly and reliably. The length of 73 cm allows you to guide the key to the lock without hindrance thanks to the retractable key fob. [The Perfect Choice]: It will help you get rid of the trouble of not finding things. It is very suitable for hiking, walking or other outdoor activities.