Use For: Multi cat households who want to cut down on their cat pan cleaning routine plus the benefit of odor control. Mess Reduction: Enclosure helps reduce litter scatter that often occurs with cats drip shield to help prevent any leaks between the top and bottom cat box. Odor Control: Exceptional odor and litter scatter control. Includes filters for initial use replace as needed. includes top hood, bottom pan, removable odor door & replaceable Zeolite air filter. Easy to Clean: High polish finish makes pan easier to clean. Made From: Odor and stain resistant plastic, BPA free