Our plastic-free sugarcane takeaway containers are made from rapidly renewable sugarcane pulp, a by-product of the sugar refining industry. They are microwave and oven friendly. These sugarcane takeaway containers are microwave and oven friendly up to 220°C for 20 mins. They are refrigerator and freezer friendly, but please test freezer applications to see if it suits your product. Note: the matching PET, PP, nor PLA lids are not microwave or oven-safe.