Made of rust-proof cast Aluminum . Powder coated to give it a chip-proof, fade resistant color . 1-Year warranty . Assembly required . 19.75 in. L x 9 in. W x 16 in. H (18 lbs.) The Berkshire Curbside Mailbox presents an impressive face. The one piece cast Aluminum door features deeply cut details with a rich, leather grain textured panel. The stainless steel spring hinge and magnetic catch will keep the door secure and the rust proof cast Aluminum body creates a weather resistant mailbox.