I bought a 3-pack of black Smilies. The first day I wore them, it was an odd sensation - very different from ankle socks - but by Day 2, I didn't even notice I was wearing them. They have a small grip pad that secures the sock to the heel skin (can't feel it at all), and not once have they skewed on my feet despite all-day wear and a pronated right foot. By the end of the day, they are still sitting exactly where I placed them that morning. I have big toes that like to push their way through cot...