Silica gel cat sands can absorb all excrement and urine of pets and peculiar smell given off from them. They can alsocontrol the qrowth of bacterium and keep the surface of the sands dry and cleen, so the pets may live in a safe and sanitaryenvironment. At the same time, silica gel cat sands can be used as an air-fresh agent, which absorbs some easy-volatilegas and moisture in the air and make the room fresh and clean for us all., Because silica gel cat sands have their uniqueperformance, that is only small amount of waste was produced, the pets'owners will become happy and relaxed