... environment, keep sealed.6.Place of origin: Shanghai surechan (cat litter distributors). Features:1,eco-friendly;2,moisture adsorption,odor removal ... Multicolor, popular within many pets. Application:1.Put one layer of silica gel cat litter,silica gel pet litter about 1.5 inches ... onto clean silica gel cat litter,silica gel pet litter box.2. ...