1. Flexible 360° rotation: The bicycle rearview mirror can be adjusted 360 degrees, allowing you to quickly and easily optimize your field of view for enhanced performance and safety. It helps provide a smoother riding experience. A musthave for cyclists! 2. Enhanced craftsmanship: Featuring a resolution acrylic lens, the bike mirror is glare and distortion. Its slightly convex surface offers a wider field of view and broader angle compared to flat mirrors. The PC case and PA frame ensure shockproof, shatterproof, and waterproof durability, maintaining even under strong sunlight and heavy rain for longlasting use. 3. Foldable convex design: The leftside bicycle mirror has a folding mechanism, allowing the lens to be safely stored when not in use, protecting it from scratches and damage. It is compact and spacesaving, easy to carry and transport. 4. Easy installation: Simply attach the screw to the bicycle handlebar using a hex key and tighten it to securely lock the rearview mirror in place. Once installed, it remains stable even on rough mountain roads, ensuring a clear and steady reflection at all times.