Convex mirrors with automotive-quality glass. 6061 T-6 aluminum CNC-machined billet construction. Rubber-mounted to reduce vibration. Will fit most handlebar/clip-ons with an outer diameter of 7/8″ (requires 3/8″ of bare bar outboard of the grip/throttle assembly). Blindsight mirror intended to be used in conjunction with left-side mirror or stock mirrors to help reveal blind spots. LS (lane splitter) version is retractable/folding. Made in the U.S.A..