The litterlocker is a disposal bin for used cat litter with a unique seal system to guarantee total freedom from unpleasant odours it is hygienic easy to use and eliminates those daily trips to the rubbish bin assuming you clean out your cats litter tray once daily the litterlocker can hold up to 2 weeks worth of cat waste if you have one cat and clean the litter box once per day the cartridge will last up to two months the litterlocker ii refill cartridge at a glance practical cartr