Tofu cat litter is divided into groups and non-group type two (ordinary tofu cat litter, tofu Chinese medicine sand, tofu discoloration sand, tofu pine core enveloping sand, tofu corn core sand). Knot group type is the public model.
Advantages: natural ingredients, beans taste, a wide range of derivatives (including tofu Chinese medicine sand, tofu discoloration sand, tofu pine core enveloping sand, tofu corn core sand), add incense, dyeing, plus charcoal, no dust. Available directly to the toilet, bring out the cleaning is also convenient. According to the size of the cat by 12 days, 7 days, 5 days to replace all on it. Proposal if you are raising purebred cats, weak stomach (easy diarrhea) must use knot group type, the cat eat absolutely nothing, bean dregs can eat (but to choose no industrial additives manufacturers), postpartum, Postoperative cats extremely suitable.
Disadvantages: less than clay group clayey sand, the price is also more expensive than clay, crystal.