OT2974 Features: * Thick padded mesh seat and AirGrid back with built-in lumbar support * One touch pneumatic seat height adjustment * Dual function control * Cantilever arms with PU pads Assembly Instructions: * Assembly required Dimensions: * Arms to floor height: 25.5"" * Seat dimensions: 4"" H x 19.5"" W x 20"" D * Back dimensions: 19"" H x 20"" W * Seat height: 19"" -23.5"" Collection: * Space seating collection Warranty: * Manufacturer provides limited lifetime warranty