Rubbermaid® 12-Slot Organizer, MDF, Desktop Sorter, 21 x 11 3/4 x 16, Black

Customizable storage can be configured to fit the needs of your home or office. Expands the storage capability of your business or home office-plus personalized storage means you can alter its organization when your storage needs change. Everything from pencil cups to files and folders will fit! Removable shelves allow for customization of storage areas. Modular units can be added vertically or horizontally with included brackets.