Product description: A pair of stick-on round rear view blind spot mirror, perfectly fit for trucks, SUVs, pickup, motorcycle, bike, etc. Safer Driving. Help to maximize the view angle and clear up the blind spot and minimize accidents when passing lanes, merging or driving on freeway. Parking Helper. These wide angle mirrors are also necessary accessories when you are parking. Attached with 3M adhesive tape, simply peel the back sheet off and stick the mirror to the rear view mirror. Note: Rear view mirror surface must be clean and dry prior installing this item.