The Pioneer TS-A683FH 6" x 8" 2-way speakers can handle up to 370 W Max (85 W Nominal). The woofer cone is made of Aramid Fiber reinforced Injection Molded Polypropylene (IMPP) for rigidity, low-frequency responsiveness, and weather resistance. The 20mm PI dome tweeter adds in the high-frequency details to provide music enjoyment. | Pioneer | | 6" x 8" 2-way Car Speakers Aramid Fiber-reinforced IMPP cone (Pair | Black | Best Buy