1. UNMATCHED PROTECTION: Made of durable 15mm performance steel, this bicycle shackle lock gradually improves protection, provides an impressive barrier against cut and lever attacks, and is ideal for securing bicycles, motorcycles, gates, and fences. 2. WEARRESISTANT: Our Ulock bike is the ideal solution for yearround safety. With a protective layer of alloy steel and PVC, it provides maximum protection for your bike. It features an easytouse opening and locking mechanism and convenient straps, and is a musthave for bike owners. 3. EASY TO USE: Our Ulock comes with two keys to prevent loss. Attach it to your bike stand for effortless storage when not in use, and take one key with you while leaving the other at home. 4. PRACTICAL FUNCTION: With the practical mounting bracket of the Ulock, you can easily store your bicycle lock while cycling. The durable PVC cover protects your bike from scratches, extends the life of your lock, and enhances practicality.