The EverClean Scented Litter is an antimicrobial formula that contains the highest lever of patented ingredients that fight the growth of odor-causing bacteria in the litter. To use, Fill Litter Box with At Least 3 to 4 Inches of Litter. Be sure Scoop Out Clumps and Solids Daily and Dispose withregular Garbage. Do Not Flush. The Rest of the Litter Stays Fresh. Simply Add More to Replace What You Scoop Out. Once A Month, Empty Entire Litter Box and replace with fresh litter. Ever Clean Extra Strength has a fresh scent and Contains Smaller Granules For Maximum Clumping Power. It Is Ideal For Multiple Cat Households, Yet Is tough on odor with it's fresh scent It is Made From A Premium Blend of Natural Minerals and Clays and Is 99.9% Dust Free.