New Odor Technology to eliminate pet urine odors. Live PeeFree! contains billions of positive (+) ions that eliminate the foul-smelling negative (-) ions contained in pet urine. 100% Eliminates Odor - Guaranteed. No enzymes, no fragrance, no detergent, no bleach, Lab tested: 8.3X more effective than the leading enzyme brands and 10X more effective than fragrance & detergent products.