Independent Layers: The interior is designed with independent layering, and the layers are well sealed to ensure that different ingredients do not taste each other. Stainless Steel: The inner liner is made of 304 stainless steel, which is sturdy and also has good corrosion resistance and easy to clean, and remains bright as new after long-term use. Multi-layer Vacuum: The insulated lunch box adopts multi-layer vacuum insulation technology, which can effectively isolate the influence of external temperature and keep the food hot or cold for a long time. Sealed: The tightly sealed lid ensures that the food inside will not leak or spill during carrying, and remains stable even when shaken. It is easy to carry, suitable for taking meals to work or outdoor picnics. Multi-purpose Lid: The top lid can not only be used as a lunch box lid, but can also be easily converted into a cell phone holder, convenient for you to watch videos or make video calls during meals.