Biokats duo active fresh clumping litter has a pleasant baby powder scent the litter is made from 100 natural clay and plant fibres these fibres absorb odours which clay cant and this litter is up to 50 lighter than conventional clumping litter and very effective binding up to 100 of nasty odours duo active fresh litter is very absorbent and forms solid clumps it is made using only the very best natural materials the clay comes from local controlled open pit mines and geologists ma