How [Leak-proof and Reusable]: The zipper cover is made of stainless steel with a built-in leak-proof silicone stamp. Food grade 304 stainless steel will last a lifetime. A great alternative to single-use plastic containers or paper bags! Dishwasher, freezer and oven friendly. [Multi-Function]: This metal food container is suitable for adults, children, men, women, teenagers and students, and can be used at work, school, kitchen, picnic, camping, refrigerator maintenance box and other places. Including: Fresh Storage Box*1 Dear buyers, welcome to our store. You can refer to the website for more details about the goods. If you need more of this item, you can use . We will give you the best price. Leave a message!