Fresh & Clean Clumping Cat Litter Marseille Soap 10 L Fresh & Clean Cat Litter provides maximum absorption with odour control. (Marseille Soap) Made from natural Bentonite, Fresh & Clean Cat Litter makes cats feel like they are in their natural environment. As it is a clumping litter with thicker granules, it also prevents your cat from dragging the litter outside the litter box.