For this vehicle, a foaming agent is adopted to improve quietness and a highly rigid foaming agent is adopted to improve body rigidity. In addition, for details of cross section G, a foaming agent is adopted to improve watertightness.

1. | Insulator | 2. | Upper dash crossmember | 3. | Upper dash crossmember lower
4. | Upper dash | 5. | Outer front pillar | 6. | Inner upper front pillar
7. | Inner lock pillar | 8. | Lock pillar reinforcement | 9. | Rear fender
10. | Rear pillar reinforcement | 11. | Inner rear pillar | 12. | Inner rear pillar reinforcement
13. | Front floor | 14. | Rear seat crossmember reinforcement | 15. | Inner sill extension
16. | Outer sill reinforcement |  |  |  |
| : Foaming agent |  |  |  |
| : Highly rigid foaming agent |  |  |  |