Gross! Also… a big percentage of the granules get flushed down the bathroom. I haven’t researched All those precisely… but I am able to’t think about that it is fantastic for the plumbing. The granules appear to be plastic. Maybe they biodegrade? Idk.. not my fav. We have been looking https://yoursocialpeople.com/story5620425/the-single-best-strategy-to-use-for-automatic-litter-box