Cat's Best Original is more efficient than conventional clumping cat litter, because the natural plant fibre capillary system is very effective in retaining fluids. Cat's Best Original can be used more sparingly and is therefore more economical than many other types of cat litter. More than 3000 positive reviews can't be wrong! Cleaning and refilling the litter box is reduced to a minimum, as Cat's Best Original can be used for longer thanks to its ability to remain fresh-smelling. This is due to technologically refined active wood fibres, which absorbs moisture and odours. It can be used for up to 7 weeks, meaning less work and lower costs for you. Cat's Best Original is Europe's No.1 cat litter, offering a system of well-being that is perfect for sensitive noses. Cat's Best Original Cat Litter at a glance: Cat litter made from plant fibres Extreme odour absorbent effect: naturally fragrant and without artificial additives Compostable and 100% biodegradable: waste from your cat litter