Flushable cat litter 2019 is a new solution for disposing of cat feces easily. We have lots of brands to choose which one is eligible for our cats. First, we will answer whats the flushable cat litter and its harmful to the environment or not? İ want to give advice to you please the first choice throw feces to garbage, not into the toilet. use flushable cat litter to give your cat toilet education .İts more helpful than always throw feces into the toilet. After a while, your pipes may be stuck from the litter.