Great odour control made from whole kernel corn it has a naturally microporous structure that keeps nasty odours inside the litter quick clumping trapping the liquid limits the wetness from seeping sinking to the bottom or sticking to the sides of the tray easy to scoop with its patented formula and quick clumping abilities worlds best cat litter tm is easy to scoop pet and people friendly because theres no silica dust for you or your cat to breathe 100 natural