Frame is made of aluminum with MDF backing. MDF is an engineered wood that lends exceptional strength and ensures the products structural integrity over time. Overall: 19" wide x 23" high x 1 thick. Mirror Only: 17.5" wide x 21.5" high.The item "POTTERY BARN KENSINGTON MIRROR RECTANGLE CHROME" is in sale since Sunday, September 9, 2018. This item is in the category "Home & Garden\Bath\Mirrors". The seller is "mylastcall" and is located in USA. This item can be shipped to United States.