Bobrick channel-frame mirror one-piece channel frame is constructed of durable stainless steel with a bright-polished finish and mitered corners. Glass is electrolytically copper-plated that protects against silver spoilage. Galvanized steel backing is secured to concealed wall hanger with theft-resistant locking device. Mirror corners and backing are protected by shock absorbing material. Mirror can easily be replaced due to philips-head frame screw design. Dimensions: 18w x 30h.