.Sanicat Diamonds Silica gel pearls that are practical and low-maintenance. Diamonds cat litter provides high absorption capacity and effective odour control. As it comes in the form of Silica pearls, it is lightweight and produces very little dust. Extremely low-maintenance, it is also the favourite litter amongst pet owners who cannot dedicate much time to taking care of their pet's litter box. Composition: silica gel. Format: available in 3.8 L