Cats Best Smart Pellet Clumping Cat Litter is a special clumping formula that\'s ideal for longer haired cats as the pellets special form stops them from sticking to a cats fur and paws, significantly reducing the problem of litter being accidentally carried out of the tray.The Smart Pellets use the natural power of refined active wood fibres, which effectively absorb liquids and odours - up to seven times their own volume - and trap them deep inside. This neutralises odours so effectively that the cat litter can remain in the litter tray for up to seven weeks.Cats Best Smart Pellets function best when you regularly dispose of the solid excretions and clumps that form after the cat has used the litter tray, and because it\'s clumping, you only need to remove the soiled parts, making your litter last longer. What\'s more, the Cats Best Smart Pellets are made exclusively from renewable raw materials, which means they are both sustainable and biodegradable!Key FeaturesDoes not stick to fur or paws and considerably reduces the amount of litter inadvertently carried out of the tray. Made from renewable plant fibre-based raw materials 100 % natural and with no chemical additives Made from PEFC-certified secondary raw wood materials - no trees are felled to make Cats Best! Very economical: an average of 21 kg of conventional cat litter is consumed per cat per month, but with Cats Best the figure is only about 2.1 kg. This is the quantity that needs to be bought, put into the tray, and ultimately disposed of.