I got these for my husband, but when I saw these, I knew they probably wouldn't fit. These fit me width-wise, but the length is pretty long for my foot, I wear a women's size 6. These are not wide enough for men's feet, unless he has very narrow feet, and I got a size large. I made my husband put his foot in it, and he agreed that they were kind of tight, at which point I knew he would never chose to wear these, and that they were mine now. At first glance, I didn't think these were wool. I am sSee full review