Today MP3PlayerBuying introduce a kind of MP3 player which have very special appearance.
CNEThas reviewed the Oakley Thump 2 (256MB, black/grey) MP3 Player Sunglasses and gave it a ‘Very good’ rating, 73.7 out of 10. They write

The good: Music player built into sunglasses for cordless listening; plays MP3, AAC, WMA, WMA DRM, and WAV tracks; up to 1GB MP3 players of storage; multihinged earbuds allow for a perfect fit with most users; USB 2.0 connection.

The bad: Doesn’t come with wall charger or hard case; poor battery life; advanced playback controls are hard to remember; high price; music can be easily heard by those around you.

The bottom line: The Oakley Thump 2 is a great choice for athletes who want portable tunes minus the headphone cord.