Description: Snap hook design allows this key ring to be easily attached to your backpack, pants, waist belt and so on. It is compact and lightweight, allowing you to carry and store conveniently. Featuring built-in retractable steel wire rope design, this key ring can be used to fix keys and be stretched according to actual door opening needs to and automatically return back to the original position when not in use to avoid frequent key loss. Made of high quality ABS, it is lightweight, wear-resistant and durable to use. The diameter is 4cm, the steel wire length is 60cm. Such an anti-lost rope can be widely used in many outdoor sports, such as fishing, climbing, hiking and so on to hang keys, tools, whistles and so on and fix them on your waist belt or backpack to prevent them from losing. Item Name: Key Ring Material: ABS Features: Portable, Retractable, Lightweight Size Details: Diameter: 4cm/1.57" (Approx.) Steel Wire Rope Length: 60cm/23.62" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Key Ring