The pair of Elite Sheepskin Replacement Memory Foam Earpads for Beyerdynamic DT 770, DT 880, & DT 990 Headphones from Dekoni are designed to replace your current earpads and bring your headphones to a like-new listening state. They are part of the Elite Series that is made from slow-rebound memory foam wrapped in fine sheepskin leather. This ensures a tight, well-isolated fit, brings you closer to what it is you're listening to, and allows you to listen longer.