Oz-Pet pellets is the ultimate anti microbial litter that will stop the strong pee pong in your litter tray by eliminating rather than masking the smell of ammonia. The eucalyptus oil in the wood pellets will stop the bacteria growing that causes the smell of ammonia in other types of litter. Safe - No added chemicals and will not clump. Recyclable - After Oz-Pet Animal Litter is used it can be composted or used as mulch. Suitable for a wide range of pets, including cats, kittens, birds, reptiles, mice, rats and guinea pigs.