Features: Engineered with high elastic sponge, these replacement ear cushions for 50II/40 wire headsets deliver exceptionals comfort and noise isolation, ensuring comfort wear during extended use while enhancing sound claritys. The durability PU coated sponge construction combines breathability with abrasion resistance, maintaining structural integrity through daily wear and tear for long lasting performances. Ideal for professional, students, and commuters requiring reliability noise reduction and ergonomic support during prolonged headphone usage. Perfect for immersive music, conference calls, or travel scenarios where external noise cancellation and ear comfort are prioritized. Featuring easy installation and anatomical contouring, these earpad preserve your headphones' music quality while preventing sweat buildup during intense workouts or extended listening periods. Specifications: Component: PU+Sponge Suitable for 50II/40 Headsets Size:Approx.58x52mm/2.28x2.05inch Package Includes: 1pair Earpads note: Please allow 1-3cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.