If, like me, you want a very forgiving mic to do calls and the occasional recording, this is going to fit the bill well. I got the size 9 (I’m usually 8. I will be watching this and will update as neededVery impressed with quality especially considering the price. Under $400 makes them totally worth it. Once you have all the right tools and parts laid out it took about 30 minutes to assemble . There are excellent phones that vary in their sound and are optimised / useful for different purposes. It doesnt last aslong as I hoped but it does charge very fast so Im used to giving it a quick plug in 2 times a week at my desk. I did physical therapy for about 3 months with no relieve. The soles are much thicker & feel really heavy/clunky on your feet, and the straps are WAY tighter than the old model. Therere many other features I wont list all here, such as easy pairing, nice design/color, waterproof, etc.