Car Seat & Office Chair Lumbar Back Support Strong non-slip elastic maintains correct position Versatile design fits almost any chair around the house, office, or car Comfort and Support for your lower back Useful at work, home or in the car Supports your spinal curve naturally Keeps your back cool with ventilation from air flow Material For several people who work every day in an office setting, sitting in an office chair with inadequate back support usually causes a great deal of pain on the lower back. This is always because in the seated position, sitting with no support to the back usually leads to a bad posture; this in turn stresses joints of the spine and softens its tissues. For so many people, sitting in an office chair would either cause or make worse a lower back pain.