The key chian strap design with coil cable , you can clip the keys on the belt, or other place in other to make your keys more safety. Also a good choice to decorate your phone or other device with eyelet. Comes with a small ring, suitable for holding keys, small scissors, nail clippers, and other small things.Features:1. Coil spring key chains are stretchable and can be adjusted in length as needed.2. No matter how far you stretch it, it quickly returns to its original shape, ensuring that the item stays secure.3. The keychain comes with a lobster clasp, which makes it easy to hang it on your backpack, belt, or purse, easy to carry.Material: Plastic, MetalRing Dia: 1.8cm/ 0.7Coil Size(Not Stretch): 21 x 0.7cm/ 8.3 x 0.3(L*D)Total Length(NotStretch): 27cm/ 10.6Weight: 14gColor: Black, Silver TonePackage Content: 1 x Coil Keyring