Cattitude Cat Litter Odour Control DomeEnclosed cat litter dome with integrated odour control features, including a replaceable non toxic carbon filter and grooved steps to minimise tracking outside the box. This cat litter dome combines a spacious base tray with a domed top that gives your cat privacy and helps contain litter and waste smells. The dome includes a replaceable carbon odour filter that absorbs unwanted smells from the litter area, helping keep the space around the box