1. Silicone
Silicone is a non-toxic, odorless and environmentally friendly material. The main part of the silicone lunch box is usually made of silicone, which has excellent high temperature resistance (temperature can reach 230℃), and can be put into the microwave and dishwasher for cleaning. Silicone has good flexibility and toughness, is not easy to deform, and can effectively prevent the leakage of food juice.
2. PP material
PP material is also one of the common materials of silicone lunch boxes. It has good toughness and toughness and is not easy to deform. The density of PP material is small, and the lunch box is relatively light and suitable for carrying. In addition, PP material also has good corrosion resistance and wear resistance, and can be used for a long time.
3. Glass
Glass lunch boxes have the advantages of safety, hygiene, easy cleaning, etc., and the state of the food can be observed, which is more beautiful. However, glass lunch boxes are relatively heavy, and cannot be placed in a microwave for heating, and heating utensils need to be used separately.
4. Stainless steel
Stainless steel lunch boxes have high durability and corrosion resistance, and can also keep warm to a certain extent. However, stainless steel has a large heat loss to food, and needs to be used with certain insulation measures. In addition, stainless steel lunch boxes are relatively heavy and relatively inconvenient to carry.
