OT2990 Features: * Thick padded seat and back with built-in lumbar support * One touch pneumatic seat height adjustment * 2-to-1 Synchro tilt control * Height adjustable arms with PU pads * 360 Degree swivel * Tilt tension * Tilt lock * Polished aluminum base with oversized dual wheel carpet casters * Two way adjustable headrest Options: * Upholstered in leather Assembly Instructions: * Assembly required Dimensions: * Arms to floor height: 24.5"" * Seat dimensions: 17.75"" -22.25"" H x 19.5"" W x 20"" D * Back dimensions: 22"" H x 21"" W Collection: * Space Seating collection Warranty: * Manufacturer provides limited lifetime warranty