Sturdy and Durable - Each bicycle mirror is made of high-quality nylon resin, impact resistant and shatterproof, weighing only 78 grams. Features an HD cycling mirror lens with an anti-scratch protective film; remove the film before use. Equipped with an ABS handle for durability, designed for long-term use. HD Safe Convex Mirror - The convex lens provides a wide field of view and can be adjusted to any viewing angle. Remember to remove the protective film before using the mirror. 360 Degree Rotation - Allows full 360-degree adjustment, enabling optimal positioning to monitor surroundings and enhance riding safety. Easy to Install - Mounts quickly in minutes: 1. Align the mirror with the angled surface at the end of the handlebar; 2. Fully insert the expansion bolt into the handlebar end; 3. Use the included hex wrench to tighten and adjust to the desired position. Suitable For - Fits handlebars with a diameter of 17.4–22mm. Compatible with both left and right handlebars. Ideal for city bikes, motorcycles, e-bikes, BMX, mountain bikes, and road bikes. Package Includes - 2 x bicycle mirrors, 1 x hex wrench.