Moisture activated fragrance. Stop litter odor. Helps to keep any litter first-day fresh longer. Secure to use around pets. It works another way to actually do away with odor. If you are like most cat owners, you’ve tried as regards to everything to stop litter odor. Now the search is over. Arm & Hammer Cat Litter Deodorizer effectively gets rid of odor, even as keeping litter first-day fresh longer. The difference is amazing – see for yourself! Just sprinkle it into the pan and the odor-absorbing power of genuine Arm & Hammer Baking Soda goes right to work. Plus, moisture-activated fragrance is released each time your cat uses the box. Use it with any litter (clay or scoopable; scented or unscented) to do away with odor. It even makes cleanup easier because it Helps to keep litter from sticking to the pan.