High quality metallic carabiners heavy duty combination lock so that your helmet will NOT get stolen. Small Light to easily tuck into your pocket and carry around. This motorcycle helmet lock works with all full face and half face helmets of motorcycles, mountain bike, scooters or bicycles. The three-digit password is clearly adjustable, convenient and fast, no key is required to go out, eliminating the trouble of forgetting to bring the key. It can not only lock helmets, bags, etc. Helmet for motorcycle accessories are purpose device locks can be perfectly used to secure your bags, suitcases, biker jacket, ladder, garden furniture and more.