Superior odour control. 100% biodegradable & compostable. Made from natural ingredients. Antibacterial formula. Safe for kittens. Next day delivery available – order by 4pm. Our clumping cat litter is made from plant fibres (wood and corn) and is ultra absorbent for superior odour control. Our litter is almost dust-free and easy to handle. It is extremely tight clumping and has a patented antibacterial formula.