Provides A Designated Space For Cats To Urinate And Defecate Indoors. Helps Control Odors When Used With Clumping Or Odor-absorbing Litter. Keeps Waste Contained Within The Box, Reducing Mess In The Home. How It Works: Fill The Box. When Your Cat Uses It, Waste Can Be Emptied Or Sifted Through The Tray. The Openings At The Top Allow Clean Waste To Return, Leaving Only Clumps And Solid Waste For Disposal. Benefits: Hygienic And Easy To Maintain. The Open Design Allows For Ventilation, Reducing Odor Buildup Compared To Closed Boxes.