First, theyre way too loose on my head. It worked perfectly without any issues. It was posted that the shoe fits well, order your regular size. You can hear background noises and while the sound is muffled to allow you to focus, you can absolutely hear if someone is yelling for you (like your kids in the other room). Auch wenn beide Produktionsserien die selben technischen Daten aufweisenfinde ich es unschön und irreführend von "Kraft Computer Schmiede",das in der Kopfzeile ihrer Website die neuste Produktionsserie zum Verkauf präsäntiert wird (und nur diese! I don?t move my wall art around every year. If I wasn?t pregnant I probably would have returned for the 8. I have wide feet, I love being barefoot, and I hate heavy shoes, and these shoes fit and adjust to your foot width and are very light, they pretty much make you feel barefoot but with extra backup for terrain. 8 road bar, no need to fiddle with separate shims or inserts, and the faux carbon looks good. They are very comfortable and while they dont have a strong arch support, I dont feel like I am walking on bare feet.