Pivot Reactive Ergonomic Support, PRESS, back health technology is a fully articulating backrest that offers continuous lumbar support at any back angle. SertaPedic comfort support system with layers of molded foam, memory foam, and pocket coils. Upholstered in black commercial grade bonded leather. Pneumatic lift with tilt tension adjustment and lockout feature. Five-star nylon base with casters for easy mobility. Supports up to 400 lbs.