A U-Lock is a popular type of bicycle lock designed to secure bikes against theft. Its sturdy, U-shaped metal frame makes it difficult for thieves to cut or break. Many cyclists prefer U-Locks because they provide a high level of security, especially when used in combination with other locks. To use a U-Lock effectively, you should secure both the frame and one wheel of your bike to a fixed object, like a bike rack. This way, it becomes much harder for someone to steal your bicycle. Investing in a good U-Lock can give you peace of mind while you enjoy riding your bike.