Grace Digital Audio Eco Terra Waterproof Boombox

Whether you want to blast the Beach Boys while you’re surfing or dueling banjos while you’re rafting, the Eco Terra Waterproof Boombox from Grace Digital Audio ($150) will keep your tunes afloat. The Eco Terra Waterproof Boombox is a floating, fully submersible iPhone or mp3 player with a storage compartment for your keys and wallet. [source]