The cotton material does not provide a good support to the sides of the foot, and my foot slides around, so I would only wear this casually and not for an extended period of time. Nach wenigen Monaten der Nutzung ist schon wieder eine Seite ausgefallen. They arrived the same day I ordered them and were almost fully charged. Very subtle thumb curve and a very, very subtle groove for the index finger. Pretty much title. Its also worth noting that the earphones themselves dont have a simple mark telling which is the left or right channel. It is very sturdy. Im going to recommend him to the rest of my coworkers. Mejoraron mucho con respecto a los Major II, pero no estamos hablando del mismo rango de producto ni de precio. The two will *not* connect to each other no matter how many times and different ways I try.