Altus ergonomic task chairs target constant lumbar support with attention to finish detail at a mid-market price. Its design seamlessly blends into any environment. Altus offers an elegant s-shaped back which creates a mesh pocket with a complex curvature designed to support your lumbar in three dimensions as you recline. An optional lumbar mechanism enhances comfort even further with depth and height adjustments that ensure constant contact, constant support, and constant comfort. With upholstered or mesh back, its precise attention to detail results in superior fit and finish.