This lid is suitable for both hot and cold foods. Microwave, oven (up to 220°C for 20 MINS) and freezer safe. Made from renewable sugarcane fibrous residue using a low energy production process. Sugarcane fibre is compostable and will break down naturally. Waterproof and greaseproof. A perfect option for serving a variety of food separation, such as soup, congee, noodle, curry, and laksa.