The Verve Bike U-Lock is made of great quality steel and subjected to high temperature vacuum heat treatment, difficult to cut even with ordinary pliers and guarantees anti-theft and durable performance. Brings innovation to the traditional U-Lock with a compact, lightweight design that effectively deters opportunity theft without weighing you down. Simple to use and to carry, the portable U-Lock easily fits in many backpacks, bags or pockets.The body of the lock is coated in high quality silicone that wont scratch or damage your bike frame. Made with hardened steel and an antirotation deadbolt for security and durability. The lock comes with three keys, and the compact size makes it great for kids and new riders who want to protect their bikes.