I liked it, he liked it, and a great price. If it werent for that, they wouldnt have worked. Needed for bicycle in the basement. Its very thick so a little goes a long way. If I am not wearing heels, I will wear my fitflops! (I also have some of the big over-the-ear type of headphones and those aren’t comfortable for all day wear either. Thankfully it’s a godsend. The assembly instructions do not help much, for visualizing the topand botton of the parts or the insides & outsides of them. The one I had collasped. My feet stay warm even without socks.