Features: Comfortable Fit: Craft from quality sponge, these ear covers gently adapt to the ear shape, minimizing pressure during prolonged use, perfect for music enthusiasts on the move or during workouts. Wide Compatibility: Engineered to fit various headphone models seamlessly, these ear covers remain secure even during intense movements, ideal for jogging and fitness routines. Superior Sound Isolation: The cushion offer exceptionals sound isolation, enabling a clear listening experience in busy place like trains or coffee shops. Easy Maintenance: The durability cushion layer supports straightforward washing and rapid drying, ensuring easy care of hygiene and cleanliness for users who value tidiness. Crafted with precise cut edges and hypoallergenics sponge, these replacement covers deliver last comfort and secure adhesion, ensuring your headphones stay protected in styles. Specifications: Component:Sponge Size:Approx.5x5.0cm/1.97x1.97inch for PortaPro KSC11 KSC17 KSC75 Headphone; Package Includes: 1Pair Ear Pad note: Please allow 1-10mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.