Key benefits Clearer rear view while riding: gives you a broader view of traffic behind, so you can stay aware without turning your head. Easy helmet attachment: clips to your helmet with an ultrastrong pad, simply set it where you want it and lock in your preferred adjustment for a secure fit. Durable and stable: made of grade material to deliver reliable performance on the road. Quick and straightforward to install: designed for fast mounting on the helmet with minimal setup. What it is Portable bike mirror for helmet use: a practical cycling accessory that adds a rearfacing viewing option without compromising helmet integrity. Adjustable and compact: the rearview mirror is designed for easy adjustment to suit different riding positions and preferences. Key attributes Function: helmetmounted rearview mirror for cycling. Compatibility: attaches to standard bicycle helmets with an ultrastrong mounting pad. Material: grade construction for durability and stable performance. Performance: stable, reliable rear visibility during rides. Portability: portable and lightweight design for convenient use on various rides. Specifications and features Attaches directly to the helmet with a strong pad for secure placement. Provides a clear rear view to enhance awareness of traffic and surroundings. Adjustable to find the most comfortable and effective viewing angle. Quickinstall design to minimize setup time before rides. Usage scenarios Urban commuting: monitor vehicles behind you at intersections and during lane changes. Group rides: keep track of riders behind you to maintain spacing and awareness. Longdistance training: stay aware of traffic and other riders without breaking your rhythm. This product maintains a professional, trustworthy design while delivering practical benefits for safe, comfortable cycling.