Materia: Rubber Foam color:As picture Show Advantages:Thermal Balance Design: Designed to help balance the interior temperature and reduce heat transfer through the metal panels. It maintains a stable interior temperature regardless of hot or cold weather. Car sound insulation mat are made of closed-cell foam sound insulation materials, which can effectively eliminate and block engine noise during driving, giving you a quiet driving space and greatly improving driving comfort. This heat insulation pad reduces engine heat transfer, keeps the hood cooler, and protects important components. Reduce noise: Enjoy a quiet driving experience with our sound-absorbing sound insulation mats. creating a peaceful atmosphere, you can enjoy a quieter and more relaxing driving experience., Manufacturer: KJHOPY