Salsbury 31000 Series Wood Cubbies are constructed of medium-density fiberboard (MDF) and covered with durable vinyl laminate. Available in a black or white exterior finish with a white interior. 12" deep cubbies available as a 12" cube or a double high 12" W x 24" H rectangle. 15" deep cubbies available as a 15" cube or a double high 15" W x 30" H rectangle. Rectangular wood cubbies include two (2) wall hooks. Multiple units can be connected vertically or horizontally with mounting hardware (included). Ideal for offices, classrooms, workout facilities and many other applications. Salsbury Industries is an ISO 9001: 2008 certified company and has excelled in the field of manufacturing since 1936.