No, the Flexco tiles he's looking at are only about 1/8" thick, square- edge, and need to be glued down with an appropriate adhesive.
ETA - adhesives - Johnsonite 965, Taylor Pinnacle (2091), Excelsior AW-510, DriTac MegaBond, etc.
They can be slippery when wet. Not sure how they'd hold up to...