Matte black powder coated finish stainless steel. Door has 90° return, conceals flange. Self closing panel covers disposal opening. Removable, leak-proof, 1/2-gal. (4.6-L) plastic receptacle. Rough Wall Opening: 11 1/2″ W, 17 1/4″ H, 3 3/4″ min. depth (290 x 440 x 95mm).