Features: High Security: 3-digit combination, keep your item safe. The password is easy to resets. The flexible steel cable have strong cutting resistance and PVC coating, which help prevent scratches and keep more enduring; the alloys lock cores provide better antitheft protections. Portable: Small size, easy to carry. It is not easy to break when pulling and cutting, and it is safe to use. The cable can extended to meet your different needs, and can freely lock the jackets and helmets at the same time. Multipurpose: Can used in suitcases, bicycles, helmets, backpacks. Specifications: Component: Zincs alloys Stretching Length: about 0.95m/37.4inch Package Includes: 1Pc helmets Lock note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.