Main concern for you is strength--slip resistance and clean ability---
Look for a porcelain tile---with a washable glaze that will not be slippery when wet---
Also seriously consider using epoxy grout so the grout is easy to keep clean---that may be a requirement by your local health department.
Look for a porcelain tile---with a washable glaze that will not be slippery when wet---
Also seriously consider using epoxy grout so the grout is easy to keep clean---that may be a requirement by your local health department.