Even if actual flushing of “flushable” cat litter is not universally recommended, it still offers some benefits over clay- and silica-based brands. Composting soiled cat litter is possible with most flushable litters. Flushable cat litters are also better for landfills;since their components will degrade over time. Some cats may prefer the texture of flushable litter over the firmness of some clay-based brands.