Fight litter box odors in your multi-cat home with Fresh Step Advanced Multi-Cat Clumping Litter. Using an extra-strength formula with Ammonia Block Technology, activated charcoal and the power of Febreze, this multi cat litter fights 100% of litter odors (1) with 15-day odor control guaranteed (2). Featuring ClumpLock technology, this Fresh Step cat litter multi-cat formula locks in liquid and cat urine odor on contact to form tight clumps. Plus, it's made with naturally strong clay enhanced with odor fighting power, making scooping the kitty litter box quick and easy and helping prevent crumbles from being left behind. In addition to easy cat litter clumping, the low-dust cat litter formula helps keep floors and surfaces cleaner. Enjoy more catnaps and cuddle time with your kitty when you choose Fresh Step cat litter. (1) Ammonia and fecal malodor (2) See package for more information on terms and conditions