They work for spa shoes, but they run a little big. I am keeping them anyway.

I'd recommend this option for this trend. They are comfortable but take some breaking in. There is a reason you see people wearing them with socks. They can rub, especially on the top of the foot but this goes away. At first, they hurt my calves when wearing them for very long but they compressed a bit and molded to my foot and now they are very comfortable. I have the orange and I love the color. It's a muted burnt orange and not too bright. I had a hard time picking the color because there are alot

I bought these for my daughter to use when she went off to college. She seems to like them and uses them frequently.