A combination of a metallic rake and crystal cat litter will allow the PetSafe ScoopFree to outperform other raking bins. Even though other self-cleaning containers with rakes tended to jam up and skip clumps, the PetSafe ScoopFree worked continuously, scraping up solids and carrying them right into a waste compartment. https://zionlpssp.blogspothub.com/35646168/5-easy-facts-about-petkit-purobot-uae-described