Inflatable Lumbar Cushion Support Office Chair Back Cushion Helps the Lumbar and Sacral Region of the Spinal Column and Helps to Promote Good Posture While Sitting(1 Piece) Lumbar Cushion - Pink ,grey ,blue, dark blue Cozy, cuddly Cushion for firm support Unique design and shape supports back and belly and elevates head to help prevent reflux support office chair back cushion helps the lumbar and sacral region of the spinal column. Helps prevent sciatica, heartburn, carpal tunnel and nasal congestion