Eliminate litter box odors continuously with Fresh Step Odor Shield Clumping Litter With Febreze Freshness. Formulated with Ammonia Block technology and the power of Febreze this Fresh Step clumping cat litter gives you total litter box odor control for 10 days guaranteed (1). Fresh Step ClumpLock technology locks in liquid and cat urine odor on contact to form tight clumps. This makes scooping the kitty litter box quick and easy and it helps prevent smelly crumbles from being left behind. In addition to fast cat litter clumping this cat litter odor eliminator features a low-dust formula to help keep your surfaces cleaner. Enjoy more catnaps and cuddle time with your kitty when you choose Fresh Step cat litter. (1) See package for more information on terms and conditions