About this item ONLY Designed for WH-XB900N. ULTIMATE COMFORT & LONG USE: Made of soft comfortable, breathable and absorbable materials, built to last. Internal super soft memory foam padding, durable & flexible, provide the MAXIMUM EAR COMFORT for all-day listening; you won't even feel like you're wearing headphones! ENHANCED SOUND & NOISE CANCELLING: The high-density memory foam cushion isolates noise, blocks out distractions, enhances alto & bass tones, providing the best performance. You'll love what you hear, and what you don't, so you can enjoy your music with nothing in the way. The kind you get when the rest of the world melts away and youre transported to a place where its just you and your music. EASY INSTALLATION AND REPLACEMENT: Cushions align with mounting posts inside the headphone earcups and snap easily into place. Replace and refresh your worn-out earpad cushions, bringing your headphones to life. SIZE: 6.26 x 4.17 x 0.94 inches.