Fizzion Pet Stain & Odor Remover Refill Tablets (6-Pack) 6 Total Refill Tablets for Fizzion Pet Stain and Odor Removal Proven Power of CO2 lifts stains off of carpets, rugs, and throw rugs. Mixes up fresh, just add water, safe to use around kids and pets Award winning best carpet cleaner for pet urine, dog, and cat pee Similar to shampoo and enzymatic enzyme cleaners except not only neutralizes smells, removes them completely.