Fellowes inc. 2-tiered support system features a mid spinal support for good posture and a lo2-tiered support system features a mid spinal support for good posture and a lower lumbar support that conforms to natural body curvature. Tri-tachment systemeliminates the need for readjustment. Memory foam responds to back weight and wa Manufacturer : Fellowes Inc. UPC : 043859516872