H2O Audio Amphibx Fit Lightweight Waterproof Armband for iPod shuffle and Other Small MP3 Players (Black) 100% Waterproof and Sweatproof Allows for full function of all touchscreen, camera, button and scroll wheel features Removalble velcro armband, one size fits most Compatible with standard 3.5mm headphone jacks Headphones sold seperately. H2O Auduio headphones recommended to ensure waterproof integrity. One year warranty