This gel is absorbent and also provides odor control. The silica gel use in these products is similar to the desiccant that is often found in the pouches packaged as a preservative with foods, medications, and other consumables that can be damaged by excess moisture. Silica-based cat litters provide an option for those who prefer a non-clay litter. Cat Litter Silica Gel Cat Litter Silica Gel Manufacturers Cat Litter Silica Gel Suppliers Cat Litter Silica Gel Exporters