The Van Ness Extra-Giant Enclosed Cat Litter Pan is ideal for multiple cat households with large cats that like to dig and make a mess in the litter pan as well as for households that desire cat pan odor control. With a high polish finish that makes this pan easy to clean and maintain. Made from FDA approved plastic. Includes removable odor door and two odor absorbing Zeolite Air Filter. Includes removable odor door and two odor absorbing Zeolite Air Filter.