The most effective product on the market to get cats and kittens back to using the litter box and removing cat urine. A Cat Fancy Magazine Editors Choice Award 2008.  If you are looking for a cat product that gets rid of cat urine, then you will love Dumb Cat.  It is formulated to remove nearly all messes generated by cats.  We recommend Dumb Cat for urine removal as it contains Cat Urine Formula.  AUF will remove cat urine if this is your only issue.