Stainless steel frame with an Antique Brass or Bronze finish. Backed with MDF. MDF is an engineered wood that lends exceptional strength and ensures the product’s structural integrity over time. Glass front. Paper face with black aluminum hands. Sweeping second hand. Analog movement; no alarm. Requires (1) AA battery (not included). Large clock features key hole mount; anchors and screws provided. Imported. Wipe with a soft, dry cloth. Clean glass front with standard glass cleaner.