Theyre loud and SHARP. 48. 5 medium width and find them a tad bit snug when new. It was an easy fix to correct that, I just found a long strap that will work for now. They pair easily and they are comfortable and they have a great balance of bass and treble. If you’ve ever owned Vionics, you’ll know in a second that these don’t have cushioning or arch support. I was having issues with my right foot but when I wear these, no pain. ” Most portable speakers can’t even attempt to reproduce that low level of hertz bass line. Just make sure follow the manual, its not hard at all. Theyre made of thick enough metal that I couldnt bend any of the curved bars.