Whether you are working from a drafting table or a sit stand desk, you’ll be able to take your work to the next level with this high desk chair Featuring a deluxe contoured seat and back with built in lumbar support Multiple ergonomic adjustments for a personalized seating experience Overall Size: 19” W x 25” D x 46” H; Seat Size: 18.5” W x 17.75” D x 3.25” T; Back Size: 17.75” W x 16.75” H x 2.75” T; Seat Range: 19.75-27.25” Approved for commercial use