Childrens lunch box what material non-toxic reliable and durable

　　Children's lunchboxes should be made of materials that are reliable and durable. Here are a few common material choices: 

　　1. Stainless steel lunchboxes, corrosion-resistant, and have good durability. Stainless steel lunchboxes are also usually easy to clean and suitable for children.

　　2. high quality polypropylene (pp): polypropylene is a food-grade plastic that is heat resistant.

　　3. Silicone: Silicone lunchboxes are heat resistant and are often used in children's lunchboxes for the sealing sleeve or sealing ring part. Silicone has a certain degree of flexibility and can provide a better sealing performance.

　　Regardless of which material you choose for your lunchbox, it is recommended to read the product description carefully to see if it meets food contact standards and choose products from well-known brands to ensure their reliability.