1, stainless steel insulated lunch box. The insulated lunch box made of this material is generally more expensive, with good insulation effect, large capacity and convenient cleaning. However, it is a pregnant mother who has a single appearance and pursues beauty. This model is not suitable.

2, plastic insulated lunch box. Its appearance is generally beautiful, and some even have exquisite patterns. The insulated lunch box made of this material is generally not expensive, but the insulation effect is also very general. It usually has two floors to separate meals. Mom and friends have all had the experience of using plastic products, and cleaning is not easy.

3, glass vacuum insulation lunch box. This material has good heat preservation effect and is not convenient to clean. However, the capacity is generally small, suitable for mothers and friends who eat a lot, and it is easy to go bad.