AlfaPet's recently patented Flat-Bottom litter box liner is designed to fit perfectly into the cat litter box leaving no messy folds where trapped waste gathers. The Flat-Bottom technology insures a better fit making it simple for the cat owner to use. The Flat-Bottom technology allows the liner to lay flat in the litter box leaving no messy folds for the cat to claw at making it safer for the cat and its owner. The Flat-Bottom fit insures no trapped waste; making it more sanitary for the cat and its owner to clean the litter pan. The Flat-Bottom liner has a drawstring for easy disposal. The Flat-Bottom liner is made of a thick heavy-duty 2 mil plastic. The Flat-Bottom liner is designed to fit most rectangular litter boxes!