The standard of purity. Works even when you can't scoop (New Arm & Hammer Ultra Last Clumping Litter works even when you can't scoop every day. This highly effective formula, with baking soda coated granules and special odor neutralizers, continuously eliminates even the worst litter box odors to deliver extended odor control. Arm & Hammer Ultra Last is our longest lasting litter and helps keep your home smelling fresh and clean). Longer lasting. Fresh all day. Every granule destroys odors. Coated with baking soda. A secret in the litter box. In 1974, the secret to fighting litter box odors was to add Arm & Hammer Baking Soda in the litter box to eliminate harsh odors. That was then. Now the Arm & Hammer Baking Soda experts have an even better litter secret. Arm & Hammer cat litters. Today's better litter for better odor elimination. Baking soda coated granules combined with special odor neutralizers provide long-lasting odor control even when you can't scoop every day. Removing rock-solid clumps gets rid of the source of odors easily. 99% dust free and low tracking. Fresh scent deodorizes the litter every time your cat uses the litter box. No matter how many cats you have, an odor free home starts with Arm & Hammer, the odor elimination expert. For over 165 years, Arm & Hammer products have provided a safe and effective way to help keep things smelling fresh and clean. Who knows more about odor control? Today's better litter for better odor elimination - Arm & Hammer Clumping Cat Litters. If you're not completely satisfied, we'll refund your purchase price. Questions or comments? Call us toll-free at: 1-800-524-1328, Monday-Friday 9 am - 5 pm ET, or visit our website at: www.armhammerpets.com. Lost. Less than 2% of lost cats make it home. Even indoor cats are at risk. Get your free (via mail when you buy any two (2) Arm & Hammer Cat Litters) pet ID tag. Millions of cats end up in shelters each year. A visible ID tag increases your pet's chance at being found and returned safely. Go to PetTagOffer.com for details! Made in USA.