This driver booster seat cushion lifts your sitting height to deliver a clearer front view while driving. It effectively disperses hip pressure to cut down soreness and fatigue during long road trips. The ergonomic shaping supports natural pelvic posture and eases strain on your lower back. Compact size fits most vehicle driver seats without sliding around during acceleration or braking. | NESTLUNE Heightening Car Driver Seat Cushion For Fatigue Relief in Black | Size: 100 cm x 190 cm