A back up if the first one gets messed up? DO NOT BUY. I stumbled upon this and decided to give these a try. He has a little room but his heel isn?t popping out. It can be clingy in me out of the dryer but stretches when sitting and moving without bagging. Ive been a fan of the Sony MDR-E828--theyve got great bass and theyre loud enough with great sound. I really love the beads there way smaller than what I thought they were going to be which was the only down side but overall great for the money ! Why? Well, I discovered that this keyboard actually does have some tricks up its sleeve. This is a fake product. These bars look as tho they were built by Nissan and made perfectly to fit the car. day 4 I lost 4 inches.