I didn't care for the Darned Tough; I walked the heels out of them in no time, in boots that in no way experienced that problem with any of my other socks. Our check out-on checks proved that these in good shape true to size without rubbing, friction, or blisters. https://classifylist.com/story20581166/5-tips-about-slipper-socks-women-you-can-use-today