It has a high strength and rigidity, high temperature resistant, wear-resistant, cut resistance as well as improves violence resistance, significantly safety of your property It is your perfect anti-theft device. Waterproof cover design: the dust cap of the lock can prevent sand and rain from entering the lock cylinder, and prevents the lock cylinder from rusting. 2 keys and waterproof lock : We have provided two keys for the bicycle lock to prevent the key from being lost The lock opening is equipped with a waterproof opening, so that the lock cylinder cannot be corroded in rain or snow. Two bicycles can be locked at the same time. Suitable for bicycles, motorcycles, scooters, electric bikes, lawn mowers, pushchairs, scooters, fences, doors, etc. Colour:Black Material:canvas+Metal Size:120cm