one I know for a fact was the skin. I say that because my Roku 3 box worked on the far left port but not the middle one. 5 - 5) but better than having feet spilling out. Je ne les porte plus et cherche quelquun qui a le pied large mais petit, 6. So, based on a few reviews on the LP140, I wanted to see if any of the old issues persisted in this newer model. He really likes these. At 60+ and after being told my hearing is not as good as it used to be, these headphones make me feel like I am 30 years old. I did this and I knew I would have to raise the shelf above one notch which was fine. Hard to assemble, the two pieces did not fit together properly, pliers were needed to fix them together. They take a day or two or three to soften up, but stick with it and you will have the most comfortable shoe around.