Durable, tubular steel mesh provides practical organization. Convenient letter-size file cube & two supply drawers slide easily on powder coat steel channels. Top shelf offers additional storage for supplies. Four casters (two locking) for mobility. Fits under most work surfaces to save valuable floor space. Collapsible cube / drawers make assembly quick & easy. Powder coat finish for durability. Material(s): Steel Mesh; Tubular Steel; Overall Material Type: Metal; Color: Black; Color Family: Black.