Specifications: Material: Steel Cable; Alloy and PVC Plastic Size: Maximum Stretching Length: 150cm/59inch Steel Rope Diameter: 3.7mm/0.15inch Color: Black High Security and ResettableSmart wind-up lock, 4-digit and resettable, set up various combination codes, factory default password is 0000. You can easily set your personal combination. With the convenient keyless lock, you don't have to worry about losing your key and forgetting to carry it. Sufficient LengthCan stretch up to 150cm/59inch in length, the thickness of the cable, including the sturdy 3.7 mm thick jacket, is sufficient for all parts of the bikes, such as front and rear wheels, handlebars and luggage racks, a second bicycle or any padlock. Compatible with any motorcycle, scooter, moped, bicycle or even stroller. Robust and comfortableThis combination bike lock is made of thick steel wire and a head of High-strength zinc alloy lock, which is sturdy, durable and corrosion resistant and prevents theft. The surface uses the built-in PVC to surround the lock body, which is smooth and comfortable without hurting your hands and preventing the bicycle frame from being scratched. Easy to carryThe security padlock for bicycle has a mini design, is light, can be carried on the backseat, in the frame or in a bag, etc. It is elegant and beautiful, and matches a beautiful scenery with your bike. Multi-purposeAs a convenient pocket lock for skis, children's scooters, ski equipment , sleds, strollers, strollers, garden furniture, suitcases and helmets for motorcycles and bicycles.