Lumbar and Buttock Support Cushion Low-rebound material, mesh fabric Used about 4-5 times, but the shape is still intact and in beautiful condition. Reduces stress on the lower back by raising the sitting position. Car Back Pain Cushion, Lumbar Support, Backrest, Cervical Spine Support Car Cushion, Waist Pillow, Lower Back Pain Relief, Driving, Comfortable for the Lower Back, Low-rebound, Ergonomic, Lumbar Support, Long-distance Driving, Car Accessories, Office Chair Accessories