The Purina Tidy Cats Clumping Cat Litter is a powerful and effective way to combat cat odor. The litter features a durable and airtight clump design that prevents odor from escaping, as well as a handy powder activation system that absorbs odor quickly and effectively. The litter is also formulated with a powerful ammonia blocker to prevent unpleasant odors from forming, and it’s easy to store and recycle.