#sweepstakes. Husband walks bare feet on bare tile floor for first time in his life. No matter what other floor products used it was never clean enough to his high standards. he always complain to me how can I walk bare feet in our house he never in his life walk bare feet anywhere. After use this few times one day he goes look I actually walk bare feet can you believe that! That's is how well this thing cleans. He comfortable walk bare feet in his own home. all his life he always had socks or slippers refuse walk bare feet took him age 25 finally want walk bare feet for first time comfortably. He said this thing is definitely worth weight in gold in cleaning. he normally clean when I sleeping with our first new born baby by close our door. We feel comfortable with our first new baby learn grow with the floors we have now.