Why should skull music be enjoyed only under water? We don't think so either.
Just as aquatic products send soundwaves directly through the cranium for swimmers, Thanko Japan's "Vonia" headband gives runners a similar experience while on terra firma. (It's supposedly waterproof too but doesn't look like it was meant for swimming, especially with a Shuffle tucked in the side.)
The "bone conduction" device works like its seagoing counterparts, tickling the auditory nerves with melodious vibrations. That, according to Newlaunches, means you can blast your tunes without blowing out your eardrums and still hear your cell phone's REO Speedwagon ring tone.