New Design Housing --- is sleek black and silver metallic for a new hi-tech look. Fontopia® Ear-Bud Headphones --- fit snugly yet comfortably in the ear and eliminate the usual headband, so you can enjoy music while exercising, skating or dancing. High Quality 16mm Driver Units --- provide enhanced sound quality with deep bass and clear treble and are small enough to fit inside your ear. Silent Cap --- virtually confines headphone sound to your ears only and helps ensure that your music does not disturb others. Neodymium Magnets --- pack more magnetic energy per ounce than conventional ferrite, samarium cobalt or aluminum magnets and produce powerful bass and clear treble sound. PET Diaphragms --- ensure high rigidity for minimum distortion, and low mass for excellent high-frequency response.