MULTI-FUNCTIONAL-This chair is suited for versatile body types, too. It can carry a weight of up to 250 lbs. without wearing down. The headrest is also adjustable, so it supports your head, neck, and shoulders pretty well. The 3D PU armrests are also adjustable, so they support the posture of your body. The intelligently sensed gravity lumbar support keeps your lower spine and pelvis area at ease while you work.