This task chair from OfficeSource comes upholstered in a springy mesh, which will ensure that the user can sit comfortably and work without getting fatigued. The passively designed lumbar curve support ascertains that the user remains relaxed throughout the day. The air mesh circulates air through the task chair, keeping the user ventilated. The adjustable height, depth, and width makes this contemporary chair one of the best ergonomically designed office chairs available in the market today.