High quality 9 mm driver units in concert with high-energy neodymium magnets provide a dynamic audio performance with a solid low-end. Style to go Available in 3 fashionable colors, the MDR-EX25LP earbuds come out of the package ready to complement your lifestyle. Just your size Hybrid silicone earbuds supplied in 3 sizes, allow for a tailored fit that maximizes overall sound quality and comfort.