The plastic cover on the cake box is made of pet, which is a food-grade safe packaging material and an environmentally friendly material that can be recycled. It can be safely used in the food field to hold various foods. Can also be processed into works of art, all kinds of plastic flowers, if it is a plastic shell outside the cake, you can stick it on the table waterproof and non-slip. Can also be thrown away as garbage, throw recyclable garbage, and can also be used to hold other small things.