This product is processed by granulation technology. It is columnar, heavier than ordinary cat sand. Because of gravity, columnar sand will fall on cat sand basin along cat's paw, and will not stick on cat's paw like a ball. Then it will fall on sofa, bed and floor everywhere. Because of different technology, less dust and good clustering performance, columnar sand can satisfy cat cat's preference and let you enjoy it. Keep your home clean and comfortable.