"The See All Indoor Convex Safety Mirror helps you avoid accidents with a wide angle view. Mirror is curved to give user a 160 viewing angle. Increases traffic safety for factories and warehouses. Assists security and surveillance for retail stores and offices. Indoor glass mirror is made of Grade A glass to provide the best reflectivity, is easy to clean, long-lasting and easy to install. Has vinyl frame with tempered hardboard backing. Mirror comes with adjustable swivel wall mounting bracket. U.S.A. Indoor/Outdoor Use Indoor, Material Type Glass/vinyl, Adjustable Yes, Diameter in. 26, Viewing Angle deg. 160, Weather Resistant No, Mounting Hardware Included Yes, View Wide angle, 28ft. Adjustable swivel mount Grade A glass mirror Vinyl edging Hardboard backing"