Product Description: 1 The out layer is made of PVC material which is harmless to the human body. It meets environmental standards and requirements. 2 The case of the bicycle lock is made of high-quality zinc alloy material. It does not crack at low temperature and does not deform at high temperature. It is a durable product. 3 This bicycle lock does not need a key to unlock, as long as use the password can be easily unlocked, simple operation and easy to use. 4 The bicycle lock has a four-digit password and is highly confidential. The probability of trying to unlock the lock is almost zero. There is no need to worry about the locks being broken and the bicycles stolen. 5 The cable locks are versatile and can be used not only on bicycles but also on any tool you want to be protected from, with a multi-purpose locking function. 6 This bicycle lock is very compact and easy to use and carry. Specifications: Material:Steel wire,zinc alloy,PVC Theme:Sports Sport Type:Outdoor,cylcing,riding Suitable for:Bicycle,motorbike Type:Cable Lock Be careful:The password of this bicycle lock can not be changed. Package include:1x bicycle cable lock Keyless convenience lock: Never have to worry about forgetting to bring the key because it is in your brain, you have code! Easy to set and reset your combination. Perfect Graduation Birthday gift for you children son men Multi-purpose: This cable bike lock can also be used for motorcycles, skateboards, scooters, grills & lawnmowers, sports equipment, tool boxes & ladders and doors. Resettable combination bike lock: Smart 4-digit resettable coiling lock, easy to set your own personalized combinations. As a kind of combination lock, it saves you a lots of unnecessary troubles, like carrying the keys all the time. Durable bicycle cable lock: Flexible steel cables for strong cut resistance and PVC coating helps prevent scratching and keeping more durable. The upgraded mounting bracket makes it more convenient for you to place the lock. Warm tips: This bike lock is best used for basic security as a theft deterrent. Never leave your bike locked outside for long periods of time. Especially in high crime areas. No bike lock is 100% secure.