Find the right lid everytime with Decor Match-ups . The ultimate container has a smart lid colour match system where lids and bases match in colour, any lid matches any red base – its so simple and smart! The Realseal lids have have a soft seal that makes the stores airtight and leak-proof. The lid also has an air release vent, which allows the stores to be used in the microwave for reheating. All the stores are clearly marked with coloured graduated measurements. They nest inside each other to save space and are modular by colour. 6 lids fit 24 bases over both plastic and glass stores.