The Rubbermaid Double-Wall Horizontal Storage Shed is durable, dent-resistant, and weather-resistant. An easy, hassle-free, maintenance-free storage solution with no rot, no rust, and no problems, it comes with a heavy-duty, impact-resistant floor and has a storage capacity of 18 cubic feet. Easy to assemble, the shed can accommodate one wooden shelf (not included) and is lockable (lock not included). Interior dimensions are 3 ft 11 in W x 1 ft 9 in D x 2 ft 5 in H.