Looking for compostable bags for your LitterLocker refills? The Litter Locker Eco Refill is the ultimate solution for cat owners to reduce plastic waste. Designed to lock away unpleasant litter odours, the Litter Locker Eco Refill will keep your home smelling fresh and clean. Made from compostable film, these cat poop bags are a conscious choice for those who want to reduce their carbon footprint. Unlike traditional plastic bags that can take hundreds of years to decompose, these compostable litter bags break down naturally within just 6 months.