The Petmate Deluxe Hooded Litter Pan Set is made of high-impact plastic with a reinforced ribbed bottom & rim for extra strength. Hood attaches securely, with four snap locks, to prevent spills. This deluxe set includes clear door, Zeolite filter, litter scoop & caddy, & 4 replacement liners. Features accessory compartment on top of hood with latched cover, storage space for extra liners, doubles as filter cover, with raised-back pan contains litter scatters & spray in rear area of the container. Made with Microban which helps prevent the growth of stain & odor-causing bacteria.