+ Pawsitiv 'Ultra Clumping' is a premium quality cat litter + Activated Carbon pieces provide superior odor control + Ideal for home with multiple cats + Low-tracking litter + When it comes to fighting odor, Pawsitiv litter does the best job of absorbing and eliminating the undesirable odor of cat urine. + Unlike many litters, you only need to replace this litter approximately once every month completely.