1. Filling: memory foam 2. Lightweight support, convex waist protection, no fatigue after long driving 3. Excellent pressure relief, light waist support, breathable heat dissipation, saving space 4. Fits the lumbar spine to relieve waist fatigue 5. Accurately support the coccyx and waist muscles 6. Golden triangle structure, fills the seat gap, stabilizes the correct driving posture 7. Anti-displacement design, more stable installation, flexible structure inserted and fixed, no damage to the interior 8. Size: length 39.5x height 17.5x thickness 8.5cm
