Round aluminum lunch boxes are a common tableware in the market. Their characteristics include lightness, durability, and easy cleaning. They are widely used in homes, schools, businesses and other occasions.

The material is light, has good sealing, has high barrier properties, keeps heat and fragrance, is environmentally friendly and recyclable, and can better maintain the freshness and moisture of food. During normal cooking and food storage, aluminum will not precipitate from the lunch box and transfer to the food, so it will not cause harm to the human body and can be used with confidence.