Purrfect Paws Cat Litter Crystal 1.5kg Cat litter crystals are some of the most popular cat litters used around the world these days. This is because cat litter crystals are designed to be super adsorbent so they lock away moisture and smells keeping your home odour free. These types of litters also have the benefit of being low tracking, which means you wont have litter footprints scattered around your home. Having to sweep up tracked litter everytime your cat uses its litter box is not the most enjoyable of tasks especially if your doing it everytime your pet uses its tray. How to Use Place a layer of Purrfect paws cat litter crystals approximately 4cm-5cm deep in a clean, dry cat litter tray. Scoop out the solid waste twice a day & stir the remaining litter. Purrfect paws cat litter crystals are designed to last one cat up to four weeks. Change litter more frequently if needed. Replace the entire contents of the litter tray when performing maintenance. Multi cat homes may need to change the litter more often. It is best to keep litter trays in low moisture environments, as moisture can lessen the effectiveness of the Silica crystals ability to absorb smells.