Finally, a lightweight litter that doesn't act lightweight. ARM & HAMMER CLUMP & SEAL PLATINUM LIGHTWEIGHT litter is guaranteed to control odor for 7 days! this revolutionary complete odor sealing clumping litter is 50% lighter than our regular litters, 100% dust free and even contains 10% more odor eliminators than our clump & seal lightweight fresh scent formula. No other litter brand forms an odor-containing seal around urine and feces and destroys sealed-in odors on contact with unique, powerful odor eliminators and Arm & Hammer baking soda. Extra strength formula powerful enough even for multi-cat homes.