I've been looking for simple black flats for a while. I avoided the Croc phase because I hate the way the shoes look, but a friend of mine bought the Mary Jane's and swore they were the most comfortable shoes ever. So, I decided to give the Prima's a try.

I ordered them online (hello, bargains) in my normal size. I normally wear a 9, so I assumed those would fit. They were a little big, but I loved the nubbins on the bottom of the soles that massaged my feet. I decided to give them a shot.

I got the worst blisters of my life on my heels and threw them in the trash after a 20 minute walk. They...