Replacement Earbuds for Sony EX Series headphones (6 Pack S/M/L BLACK) for MDREX50, MDREX52, MDREX81, MDR-EX71, MDRXB20, MDREx33, MDRXB40, MDREX35, MDREX76, MDREX38, MDR-EX35, MDR-EX75, MDR-EX76, MDREX85, MDR-EX35, MDR-EX81, MDR-EX500, MDRXB20, MDRNC11, MDRNC22, MDRNX1, MDRNX2, MDRNX3 - Aminori Comes In 3 Pairs: Small, Medium and Large Pack of three replacement pairs of earbuds for Sony earphones Made to fit the Sony EX series Compatible with most in-ear type of headphones, as long as the diameter of your earpiece is appx 4mm