APPLICABLE to ANY ANGLE: Movable lens can be angled at any time to see what is coming from different directions. The long arm of the mirror gives optimum coverage.Our rear view mirror is fully rotatable and provides full vision behind you. EASY INSTALLATION & WON'T BUMPS: Suitable for 22mm -32mm bicycle handlebar, comes with 2* Rubber Gaskets, rubber gasket anti keep stable.Bendable pole design.Can adjust to any desired angle while won't bounce even riding on bumpy road. MATERIAL: Made from quality sturdy ABS and aluminum alloy material, strong and sturdy, not easy to break like glass mirror, long service life. Adopting convex mirror as lens, offers wider field of vision. The rear-view mirror can be flexibly adjusted with flexible aluminum pipe.Made from durable black plastic. NOTE: Universally fit for 22-32mm / 0.87-1.26in handlebars. Please allow 1-3cm (0.4-1.18") difference due to manual measurement and slight color variation for different display setting. Thank you for your understanding, nice day! The rear-view mirror of this product has been optimized and can be installed on the handlebar and designed to give you clear visuals of the road conditions behind you to help keep you safe from road accidents.