Updated: Aug 8, 2020
Kitty Litter and litter boxes are a big business. There are clumping and the non-clumping, scented and unscented, with or without baking soda, clay, husk, paper and on and on. I haven't used the self-cleaning ones but I do wonder if they take the bag out to the trash can, as well.
Then we've got boxes- high sides, low sides, lined, unlined,