Crocs can go in water etc...is that a requirement?

If not, these lems shoes can be used with the back or you can just step on the back to fold it down. I like the leather ones, but there are other materials. Wide toe box, etc..  In fact i like all the shoes ive gotten from this company.

https://www.lemsshoes.com/collections/mens-drifter-slip-on-shoes