Happy Pounces Litter Tracking Reducer - Compatible with CatGenie and Other Litter Washing Machines Happy Pounces(tm) Litter Reducer(tm) works in all automatic litter washing machines. Compatible with CatGenie and other litter washing machines. No more litter tracked throughout the house! Keeps litter near the machine. What makes it out stays there. Reduces the distance that litter is tracked by your cat. Makes the litter less sticky so that it doesn't attach to your cat's paws and get tracked throughout your house.