Compatible for -50X, -40X, -MSR7, -SX1, - SX1A, -PRO5, -PRO5V, -M10, -M20, -M30, -M35, -M40FS, -M45, -M50, - M50S, -M50cwh, for MDR-7506, MDR-V6, MDR-CD900ST, for PRO-900, HiFi 780 headphones (Full list check ). note that it is not compatible with MDR 1A, MDR V600, MDR X10 and MDR-XB950BT. It may work with other headphones if it fits these ear pads dimensions.ULTIMATE COMEFORT & LONG USE: Made of soft comfortable, breathable and absorbable, to last. Internal super soft memory foam padding, durable & flexible, the MAXIMUM EAR COMFORT for all day of comfortable , you 't even feel like your're wearing headphones!ENHANCED SOUND & NOISE CANCELLING:The high-density memory foam cushion isolates noise,block out distraction, enhances & bass tones, the best performance.You'll love what you hear,and what you 't, so you can enjoy your music with nothing in the way. The kind you when the rest of the world melts and you're transported to a place where it's just you and your musicEASY INSTALLATION AND REPLACEMENT: Cushions align with mounting posts inside the headphone earcups,snap into place. Replace and refresh your worn-out earpad cushions, bring your headphones to life.Colour: BlackMaterial: PUPackage Contents:1 pair x Replacement Ear PadsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.