For A7 2019 2020 Mk7 Trunk The Sound Insulation Cotton Durable and Heat-Resistant Material: Made from heat-resistant materials, this sound-insulating mat is designed to withstand temperatures without deteriorating. This ensures a more comfortable driving experience, especially on long journeys or in hot weather, making it superior to standard insulation mats. It resists cracking, melting, and wear, ensuring long-lasting protection under demanding driving conditions. Our engine hood insulation cotton helps keep your cabin cooler during hot weather, preventing the heat from the engine and other components from reaching the interior surfaces, Manufacturer: YANGZHUOBAI