Pestell Easy Clean Baking Soda Clumping Cat Litter is made from 100% Sodium Bentonite Clay, which provides excellent odor control and is easy to clean. Forming strong clumps, this litter makes sure all waste is in an easy to scoop ball and can be removed while leaving the loose litter clean and odorless. This ensures you box of litter lasts longer and and you spend less money on litter in the long run.