impact resistance, no cracks. Handlebar mirror is polished. The solid construction of the convex mirror ensures a long service life for the bicycle mirror. Even when driving downhill, the mirror will not shake and burst. Innovative Design The 360 degree rotatable design allows this mirror to be fully adjusted to the correct rear view angle and better to adjust to any direction. Control-free, convenient, wide field of vision. Light and powerful Quick assembly and disassembly thanks to an adjustable belt. Lightweight, large lens and scratch-resistant. Wide field of view, anti-reflective Very practical and adjustable strap to keep the mirror in place. Once you have the tape attached to your arm, the convex mirror will allow you to see everything that is going on in your rear view. Note Remove the protective film before use, otherwise unclear. Pay attention to this point. Note: 1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. 2. Due to manual measurement, there may be 1-2mm error.