These are literally the only way to listen to music, with these bad boys. This is the Plattan by Urban Ears it is a full size headphone allowing for rich, secluded sound. You can fold it up so it can fit into your pocket / bag with no trouble. Plus there is a socket within the headphone, the ‘ zound plug’ where your friend can plug in and listen to your music too!
Urban Ears Plattan Pool Headphones