The Chops features Supreme Sound and a swivel design that locks in with ease. It"s the high-performance bud that swings. Features: * Speaker Diameter: 9mm * Soft Touch Material * Adjustable Ear Hanger * Supreme Sound delivers Attacking Bass, Natural Vocals and Precision Highs. * Drawstring satin bag for storage and style. * Designed, engineered and manufactured by Skullcandy.