I wear them a lot but they really should hold up longer. I have hard feet, I play hard and these have never broke down on the toes or heels like all other brands have. They are soft and very comfortable on the ears. Testing for quality through AI was perfect! I plugged it into my PC and. Funny thing is, I originally ordered these shoes but I received the wrong shoes entirely the first time, this was the SECOND TIME I ordered a pair of Birkenstock "Boston" style. This gift was hysterical! Hes sure seen a lot in his day, and once or twice he came all too close to the action that, in Astro City, is all but commonplace. Slightly concerned as the box had been opened before getting to me. I managed to ironed out a few problems with regards to downloading the returns slip but all well and good.