*Manufactured from resilient and flexible materials, the car speakers' paper cone is known for its durability and versatility. It allows for maximum flexibility and produces high-quality sound. *The door speakers are resistant to high temperatures, making them suitable for prolonged playtime. With the ability to withstand higher temperatures and lower weights, our car speakers offer increased performance and efficiency. *Part of our Pro Audio Series, the 5 Core 8' car speakers deliver exceptional mid tones at impressive volume levels, all while maintaining clarityexperience truly unparalleled sound quality with these car speakers. *Designed with a shallow frame, our door speakers are engineered to make installation as easy as possible.