The Eco Extreme waterproof case works with every mp3 player and cell phone including the iPhone iPod Touch Motorola Droid and Blackberry. Built with a rugged rubberized protective body this is a great choice for anyone on the go who wants to take their music with them. The Eco Extreme case for your mp3 player is a top pick. It provides extreme durability rugged housing and dynamic sound ? performance that will get your heart rate up but priced to keep your heart rate down!