Minimal sleek lines combine with the strength of steel to create an office that will inspire you to do your best work. The Studio Collection Side Table is 21" x 23" and comes with inset glass for the top shelf. The bottom shelf is made from ½" steel slats and is the perfect height for most computers to sit on. This table comes on wheels, which include 2 locking and 2 non-locking casters per set. The overall height of the table including the casters is 30". Each piece of our office furniture is made and finished by hand in our facilities, which ensures that each piece carries the Boltz high standards of quality and craftsmanship.