Size Details: The size of this car rearview mirror is 3.7 inches x 1.3 inches, ensuring a safer driving experience. After purchase, you will receive 2 x car rearview mirrors, which is enough for your daily use. Safety: This car rearview mirror features a convex wide-angle mirror design to minimize blind spots and significantly improve your driving safety. Especially when driving at night, this car rearview mirror has an anti-glare function to ensure safer driving in the dark. Flexibility: This car rearview mirror has an adjustable function, which users can adjust according to their driving habits, allowing them to more clearly see the conditions behind the road. This adjustability helps reduce accidents and collisions when changing lanes or reversing. Non-destructive Installation: This car rearview mirror is easy to install. First, wipe the place where it is to be installed. Then, tear off the adhesive protective layer and attach it. When used correctly, these blind spot mirrors are a reliable addition to any vehicle. Universal Driver Assistance Accessory: This blind spot rearview mirror is a universal driver assistance accessory that fits the exterior mirrors of most cars, trucks, and SUVs and can improve your rearward visibility.