This mirror is fabricated from 18-gauge type 304 stainless steel. The corners are tightly mitered and the edges are protected by cushioned 3M adhesive strips to prevent damage. Backs are secured by continuous industrial adhesive sealant and a galvanized steel back plate for added rigidity. The one-quarter inch float glass mirror is silvered and copper-plated by galvanic process and carries a full 10 year warranty against silver spoilage. The mirror dimension is 24-inches wide by 36-inches tall. This product is manufactured in USA labor and USA sourced raw materials.The mirror is has a clean industrial-style stainless steel appearance with a brushed satin finish. The edges of the mirror are 5/8-inches thick. The mounting brackets required for installation are included, but the fasteners required to mount the mounting brackets are not included because they are specific to the wall backing.