DRIVE SAFER: Convex angle designed to maximize view of Vision gap when passing and changing lanes on any road. Help to avoid potential accident or collision, creating a safe driving environment Perfect for any Car, Van, SUV, And Trucks.360° ADJUSTMENT: Can be adjusted according to the driving 360 degrees in any Angle.HD REAL GLASS LENS: 2" round HD real glass curved design with ABS housing (housing diameter: 2.28" / 58 mm), equipped with adhesive for pressure-sensitive tape installation. IP67 waterproof, rust resistant and the glass will not haze, suitable for interior or exterior use.EASY TO INSTALL: Please clean your car side mirror, then stick the Vision gap mirrors on side rear view mirrors. Press down HARD when the mirror is stick to the side mirror, it is more firmly stick and will not fall off.WHAT YOU GET: 2 x Vision gap mirrors; 2 x spare adhesive.