ENHANCED COMFORT - Enjoy extended listening sessions with this replacement head cushion, designed specifically for the KNS-8400 headphones, providing superior comfort during long use. SUPERIOR SOUND ISOLATION - The replacement head cushion helps maintain optimal sound isolation, ensuring accurate audio reproduction and minimizing external noise interference for focused monitoring. INCREASED DURABILITY - Made with high-quality materials, this replacement head cushion extends the lifespan of your KNS-8400 headphones, offering long-lasting performance and reliability. EASY INSTALLATION - Quickly and effortlessly replace your old head cushion with this genuine KRK part, ensuring a perfect fit and restoring your headphones to their original comfort and performance.