The litters Ultra Absorbent Power instantaneously reacts to the liquid. Within few seconds the soiled material solidifies in a thin flat clumps on the surface, odours are neutralised and the surrounding litter remains clean and free from contamination. It is so easy to collect the thickened clump! And there is no need to take it to the bin, it can conveniently be flushed down the toilet, or even composted. When it's time to clean the tray the remaing, unsoiled litter should not be thrown away but put to one side and, once the tray is clean and dry, added again because unused litter always remain clean and hygienic!