The one-piece design looks light and unobtrusive, while the 4GB of storage should offer enough capacity for most people's workout music. Of most interest here, though, are two other features. First, this thing is super-fast to juice up: 3 minutes charging will provide at least an hour of playback. Second, it's waterproof, so you should be able to wear it in the pool with no problems. Available in black, blue, white, and pink from March this year, it'll cost $100. [NDTV]
