Wide angle view reduces blind spots and increases safety when you are passing or changing lanes Improves confidence while backing up and parking Unique and affordable blind spot solution Convenient stick-on application Fits most car and trucks Easily mounts to original factory mirror featuring convenient stick-on mounting. This mirror may be placed anywhere you wish but are typically placed on the bottom outside corner of the original mirror. The desired placement varies from person to person. material: glass, aluminum Package Content: 6 x blind spot mirror Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.