describe MAXIMIZE YOUR VIEW - Improved 360 swivel, wide-angle convex design lets you see three ways. Maximize the viewing angle, effectively eliminate blind spots, and ensure maximum safety without affecting normal driving. STABLE DESIGN - The anti-collision ABS housing protects the mirror, which is more durable than the blind spot mirror without housing and does not need to be replaced frequently. The blind spot mirror is equipped with 3M weatherproof adhesive, which can be installed with pressure sensitive tape, so you don't have to worry about falling off. Curved Surface Design - The scientific curved curved mirror can be adjusted freely, effectively eliminating a series of blind spots. After installation, the angle of the mirror can still be adjusted up, down, left, and right. EASY TO USE - Wipe the locking position on the car mirror first, then fix the mirror with 3M adhesive. It can be used after adjusting the angle. Versatile Parking Aid Mirror - It is the ideal choice for all General Motors parts, every truck, car, SUV, motorcycle and RV for safety. Even a novice can reverse and park with ease and effortlessly. Number of pieces delivered: 2 black Size: Outer frame 11*4.2cm Endoscope 10*3.2cm