Efficient living: storage box with lid, stackable and stackable. Save space and time during use and storage, allowing you to quickly find the food you need when you need it, and they can be reused. Product material: The storage container is made of food-safe stainless steel. You can safely store and freeze food or it in the oven. Leak-proof food containers keep food fresh and prevent spills, are easy to , are dishwasher safe, and have flexible lids that are easy for little hands to open. Non-porous design: The same storage box is equipped with a sealing lid to protect the freshness of food. It prevents food flavors from evaporating. Allowing you to enjoy fresh food without the refrigerator being filled with odors. (0.5L is not waterproof, other sizes are effectively waterproof.) Versatility: You can use the stainless steel food box to prepare delicious ice cream, or put it in the refrigerator to keep food fresh, or put it in the oven to make delicious barbecue, thanks to its good material. Functional and Practical: Perfect for a variety of food packaging needs, including school and work lunches, picnics, takeaways, travel, outdoor adventures, bulk shopping and home leftovers.