Material: High quality ABS shell, sturdy and durable, effectively protect the mirror. Adhesive rear auxiliary mirror sticking firmly, no glue peeling, not afraid of wind and rain. The glass mirror is made of real material, the mirror is made in one molding, high definition without defects. Double Mirror: This car auxiliary rearview mirror is based on the characteristics of the car's field of vision, by the two small mirrors according to a certain angle combination, can see the front and rear wheels of the car at the same time, greatly facilitate the reversing, U-turns, etc., driving more at ease. Installation: Tear off the protective film on the back of the mirror, snap the mirror into the bottom edge of the mirror, then push it inward and snap it in place firmly. Finally, adjust the angle of the rearview mirror until you can see the front and rear wheels at the same time. Wide Field of Vision: Double mirror design, rotating base, the mirror can be adjusted 360 to improve the field of vision by 80%, which greatly reduces the blind angle of vision, avoiding or reducing accidents such as tail chasing , cutting and mutual collision with the rear car. Improved Safety: With this car rearview mirror, you can have a better driving vision, convenient for you to check the conditions of the road, reduce the occurrence of accidents, increase driving safety, protect your car, protect yourself and others.