Otter Products has announced the OtterBox for iPod nano 2nd generation protective case (US$39.95). “With a completely interactive Click Wheel membrane, enthusiasts can turn up the volume or scroll through favorite tunes even on a run. An airtight seal prevents elements from entering the case and a rugged, drop-proof design cradles nanos from falls and scratches,” notes the company. “Usable with any style headphone, the case accommodates a variety sets. For water-based activities, customers can purchase waterproof headphones online. The OtterBox for iPod nano 2nd Generation fits 2, 4, and 8GB color nano models.