The Fellowes® Designer Suites™ Shelf maximizes desktop space with a space-saving vertical design that supports up to 30 lbs. Holds books, clocks, desk items, or other Designer Suites™ products. Bridges up to four Designer Suites™ Letter Trays. Use with other Fellowes Designer Suites™ products to coordinate your desktop. No assembly required. For use with office, home office or school use, or wherever you would like to organize your desktop.