It glides smoothly. Anything will work really. I bought them in black and brown. Le prime volte indossate gli hanno causato dolore e ferita. I was so discouraged to discover that I could not replace my worn out Ahnu hiking shoes but upon discovering that they were a brand created by Teva I researched and bought these. I have another sandals from Skechers and those are size 5. Make a point to think about how it is going to go together before you start and you will be fine. I contacted Yardstash, and within hours of emailing them, I had a someone respond. Wasted my money there. I returned them and bought a different brand.