As for the actual inner earpieces is a little uncomfortable but I used some foam tip attachments I purchased on amazon and made them very nice fitting. - Instruction manual is easy to read. block high heels closed toe The ear cups are very soft as well as the headband. 5 is just the opposite, tight with toes touching. block high heels closed toe I guess in theory if you wanted to put double-sided tape on the top of your iPods and on the case it would work, however I was not down for putting tape on The case. block high heels closed toe Its a little hard to peddle on steep hills with the added weight but it gives your legs a workout. If you like PMX 680s ergonomics, and dont like using in-ear while running, then again this is for you. Super comfortable all day long on my feet. block high heels closed toe Keep in mind that these shoes are not made to fit snugly. No hassle.
block high heels closed toe