1. Put the key ring on the belt, put the key on the key ring, and pull it apart during use to open the door
2. When not in use, let go and automatically return to the waist to avoid frequent loss of keys due to random throwing away
3. Material: stainless steel
4. All imported steel wire rope (diameter 1.1mm) outsourcing high-strength resin material
5. Thickened high elastic spring, the tensile length of steel wire is 60cm
6. Size: 4 cm in diameter
7. Weight: about 34 grams
8. Note: Do not pull the wire excessively, otherwise it may cause feedback spring failure
