Please use alcohol or other cleaning agents to clean the original rearview mirror of the car. When the rearview mirror is attached to the rearview mirror, press it hard to make it stick more firmly and not fall off. 2pcs , the latest upgrade 360 degree rotation + rotation adjustment, maximize the wide angle field of view in the car. 3 curved male HD glass surfaces, 7" x 1.37", ultra slim design frame with 3M adhesive for mounting pressure sensitive tape. IP65 waterproof, rust-proof, the glass will not become cloudy. Suitable for indoor and outdoor use. The flexible convex shape of the blind spot mirrors helps you predict your next surroundings when overtaking or changing lanes. < p>Installed and tested in seconds, all universal vehicle auto parts that must fit every truck, every car, every SUV, every RV and every van. PLEASE NOTE: This product is not designed for use with motorcycles. Feature: 1 3.7" x 1.37" curved male face with slim frame. 2 . All convex mirrors come with small