SincereetaliNumerical code: The factory setting is 00000. Follow the instructions to change the required combination. The 5-digit code offers up to 100,000 possible combinations, which is more secure. And the combination is individually adjustable and can be changed as many times as you like. Enough length: Thanks to its flexibility and length of 90 cm / 100 cm, the chain lock offers a high degree of comfort and many possibilities for connecting bicycles to fixed objects. The longer the length, the easier it is to connect to a solid object. Safe: The bicycle lock uses high-strength zinc alloy lock cores, which are smooth, rust-proof, and durable. Thus, it protects your valuables from theft. Extra protection: The chain lock with a soft fabric sleeve prevents your bicycle from being scratched, and the full chain plating is rust-proof and waterproof. Versatile: Perfect for securing bicycles, motorcycles, skateboards, sports equipment, gates, fences, ladders, tool boxes, etc. It can easily be wrapped around the bicycle frame during use.