Features: Engineered with ergonomic memory foam, this car seat lumbar support cushion delivers targeted pressure relief and spinal alignment for long drives or desk work, featuring breathable fabric and easy installation. High densities rebounds memory foam conforms to your body shape while maintaining structural integrity, paired with a ventilated cover that prevents heat buildup during extended use. Ideal for commuters, truck driver, office professional, and anyone spending hours seated in vehicles or at workstations requiring proper back support. Securely attaches to car seats, office chairs, or home sofas to enhances comfort during road trips, daily commutes, remote work, or leisure time. Universally compatibility across vehicle models and furniture types makes this multi functional cushion a versatile solution for maintaining postures and reducing fatigue in automotive, professional, and domestic environments. Specifications: Component: Memory Foam Size:Approx.45cm/17.72''x40cm/15.75'' Package Includes: 1Piece Memory Foam Cushion note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.