These are Zenex ZN-EP5498C, silver/wooden earbuds. The finest musical instruments have always been made from wood. So, it is only ?natural? to create quality earphones from wood?nothing beats its deep bass, rich range of sound and inherent low resonance. Zenex's wooden earbuds feature advanced drivers and carefully matched wooden earbud enclosures to deliver clear sound with lifelike dynamics. The special wooden chamber enhances the clarity and the bass of the sound, giving the user a pure and natural listening experience. They are universal so they can be used with iPods, iPhones, MP3/MP4 players, cell phones, laptops, netbooks, desktop computers, portable DVD players, or any other audio device with a 3.5mm audio output. Included are a FREE carrying case and 3 rubber eartips sizes so you can find a pair that fits you comfortably, sealing off outside noises.