BOLD STEEL WIRE:The retractable keychain adopts thick steel wire, flexibly shrinks. The thick steel wire makes your use more convenient and not easy fracture, Its coating greatly reduces friction, ensuring it glides in / out more smoothly SHELL:The plastic casing is pretty lightweight but sturdy for ultimate durability and constant use,which can be used in various environments It wont be broken easily even if dropped or bumped frequently EXTENDABLE NYLON CORD:Retractable badge holder, the easy - pull buckle is strong enough to put the key ring on the belt, retractable cord up to 11.8 inch / 30 cm, and it can be stretched out to open the door when in use. Let it go when not in use, it will automatically spring back to the waist, avoiding the frequent loss of keys caused by random throwing SNAP SEPARATION DESIGN:You can easily remove the snap from the key ring as you want. Perfect for hanging keys, badge holders, flashlights, USB flash drives or other items with holes. It is a useful tool for adults and children, suitable for family camping, hiking, and other outdoor activities, preventing loss and keeping it neat and tidy WIDE APPLICATION:Retractable key ring can be widely used in office, home and outdoor activities, the lanyard retractable can be used to hang keys, ID holders and various gadgets, such as fishing and hiking, and can be used with access cards etc