The Impromptu? Personal Mobile Storage Center is a versatile mobile cart featuring polycarbonate panels, a locking storage door and black powder coat for durability. The office storage center features a laminate top for office devices and a large storage cabinet for supplies. A detachable side pocket can hold important files and documents. The storage center fits neatly under most desktops and is mobile on four casters (two locking). Complements entire Impromptu line of product solutions.