About this Vacuum Seal Jars

Material safety: The inner liner of this lunch box is made of 304 stainless steel, which is corrosion-resistant and does not react with food, ensuring that no harmful substances are released into your meals. The exterior is made of PP (polypropylene). Both materials comply with stringent food safety standards, such as those set by the FDA and LFGB, providing a safe and healthy container for your food.

Portable Size： This lunch box is quite portable. With a size of 88 * 88 * 125mm, it is compact enough to fit easily into a backpack or tote bag without taking up too much space. The 400ml capacity is just right, not too bulky yet sufficient for a meal.

Leak-proof: The lid of this lunch box is equipped with a sealing silicone ring that can effectively prevent leaks. It has also passed the 24-hour inversion test, during which no liquid leakage was observed. Whether it's soup, sauce, or other moisture-rich items, you can be assured that they won't leak, keeping your bag and other belongings safe and clean.

Easy to clean: The inner surface, made of 304 stainless steel, has been electrolytically polished to a smooth finish. This smoothness prevents food particles and stains from adhering, allowing for quick and effortless hand-washing. Moreover, they are also dishwasher-safe, which further simplifies the cleaning process and saves you valuable time and energy.