ust like there is a need for USB slippers you would want a waterproof MP3 player as well. You can catch with your favorite tracks while bathing and even swimming as the MP3 player is waterproof upto 10 meters. It has 1GB of onboard memory, lacks a display and has just two buttons for adjusting the volume and changing tracks. The unit charges via USB and a 60 minute charge gives enough juice for 7 hours of continuous playback.

The Thanko waterproof MP3 player measures 54×26×10mm and weighs just 15 grams. It is available in Japan only for 9800 Yen ($ 100).
Source-Newlaunches