It is worth measuring the width of your calf against the boots measurements and allowing at least two inches in between. Nice toe box and no rubbing spots. Sound great to me, but, disclaimer, im not audiophile so I just want it to sound acceptable and I am satisified. I had a slipped disc in my lower back. I unplugged the mouse and made sure the port was clear of all debris. Como ultimo debo recomendar, que si los quieres para hacer ejericio son muy buena opción, y si valen mucho la pena. They also charge quickly. The few times Ive taken a long bus ride and didnt want to take my over-ears with me, these stayed comfortable in my ears and kept my ride quiet the entire time. The bass could be a little better, but its not the end of the world. The racks are alittle flimsy .