Lorell Executive Swivel Chair, 28-1/2 by 28-1/4 by 43-1/2-Inch, Black Mesh/Leather Functions include pneumatic seat-height adjustment, seat-glide mechanism, 360-degree swivel, tilt, dual-action synchro tilt and tilt tension Chair holds up to 225 lb With dual-action synchro tilt, back reclines at a 2-to-1 ratio to seat angle, allowing you to recline while keeping seat cushion level to floor Functions include pneumatic seat-height adjustment, seat-glide mechanism, 360-degree swivel, tilt, dual-action synch tilt and tilt tension Chair holds up to 225 lb. With dual-action synch tilt, back reclines at a 2-to-1 ratio to seat angle, allowing you to recline while keeping seat cushion level to floor Functions include pneumatic seat-height adjustment, seat-glide mechanism, 360-degree swivel, tilt, dual-action synchro tilt and tilt tension With dual-action synchro tilt, back reclines at a 2-to-1 ratio to seat angle, allowing you to recline while keeping seat cushion level to floor