This sleek drafting chair is all the rave - It is fashioned with a deluxe mesh back for breathability and a height adjustable 18.25" footring to accommodate any size It features built-in lumbar support and thick padded seat, along with a heavy duty nylon base with dual wheel carpet casters One touch pneumatic seat height adjustment and back height adjustment Overall Size: 28” W x 22.75” D x 41-52” H; Seat Size: 18.5” W x 18” D x 2.75” T; Back Size: 17.75” W x 16” H Approved for commercial use