20" x 26" work surface of ABS plastic. Seat height: 18", top height: 30". Overall dimenstion: 26" w x 38.5" d x 33" h (belly room is 16") High quality steel frame. Seat and back of ABS plastic Optional wire book basket 15 year manufacturers warranty Made in the USA GreenGuard Certified Available in 11 plastic seat and back color and 16 frame finishes. Chrome and Metallic frames available for an up-charge. Call our School Furniture Xperts toll free at 1-877-825-7803 if you do not see the color you want.