Iv used this model for years now.. Just acquired a whole new bag a couple of days back. I used to love it.. but now the pee clumps crumble. And it stinks to large heaven inside a day or two. With odor-eliminating crystals and scoopable clumps, your cat’s litter box https://www.petskyonline.com/search/?query=cats%20best%20litter