Conquer litterbox maintenance without the pain of litterback with Purina Tidy Cats 4-in-1 Strength Multi-Cat, Clumping, Scoopable lightweight litter. This multi cat litter prevents ammonia odor for 21 days (when used as directed) and tackles the 3 key litterbox odors while also addressing the problem of weak clumps, offering great odor protection at a fraction of the weight. Tidy Cats litter is easy to carry, weighing half as much as the leading clumping cat litter without sacrificing litter amount. The low dust cat litter is easy to use and is 99.9 percent dust free and forms strong, tight clumps for quick and easy scooping. This multi cat litter offers an option for multi cat families and helps keep your home smelling fresh with a powerfully absorbent cat litter lightweight that makes every litter box a welcoming place for your cats. Add Purina Tidy Cats LightWeight 4-in-1 Strength clumping cat litter odor control to your cat's litter box for the great formula you love and the performance you expect with less weight.