Living World Small Animal Mineral Stone is a natural mineral supplement for small animals like guinea pigs, hamsters, and chinchillas. It is made from 100% natural calcium carbonate and contains essential minerals and trace elements. It helps to promote healthy teeth, bones, and skin in small animals. The stone also helps to grind down and sharpen the animals' teeth to reduce overgrowth. This mineral stone is easy to use and helps to keep your pet healthy and happy.