I have gotten and am still receiving SO many compliments on this dress! I suspect they are PU leather. They are not the loudest headphones, but I am content as I am not trying to have long term hearing issues. But owing to the struggle he has with the sandals every time they are put on or removed, he is not wearing them as frequently as his old pair. I lost our keys and had to order a new set from Holland. Only thing I needed was longer power and ground wire and extra speaker wire. I did not use the adhesive, it is snug enough without. words cannot explain when you have a rare skin condition and you finally found that one material that you love thank you again. The exerciser is highly efficient. We found a store in our area that sold a few of these and none of the sizing is right.