Sony NW-WS413 Waterproof All-in-One MP3 Player, 4 GB - Veridian Blue

With Ambient Sound Mode you can still hear a degree of external sound so you can talk to a friend or trainer while listening to music.

Salt-water / dust proof (IPX65/68 rating) design for use with an increased range of sports

12 hours battery life

All-in-one design MP3 Player

The compact, head-hugging design provides a secure, comfortable fit - so your Walkman stays in place no matter what.

The swimming earbuds must be used for the waterproof design to function correctly.