1.Quality Stainless Steel Material: crafted with stainless steel material, the metal bento box is built to last; It provides nice strength, ensuring long lasting use even with frequent use; With its robust build, you'll never have to worry about dents or warping, providing you with a reliable and food storage solution; Note: this metal bento box can not be heated in a microwave oven 2.Lockable Clips for Leak Proof: the metal lunch container is designed with lockable clips that firmly secures the lid in place, avoiding leaks and spills, even when you're outside; This creates a reliable and practical food storage solution, allowing you to pack anything from saucy curries to juicy fruits without any leaks or messes 3.Reusable and Dishware Safe: the stainless steel containers are dishwasher and reusable, making them ideal options for preparing food; They are also easy to clean and maintain, avoiding the need for disposable food containers 4. and Suitable Sizes: the stainless steel lunch container has a compact and portable design, making it easy to take outside; The container measures about 5.51 inch/ 14 cm in length, and 4.06 inch/ 10.3 cm in width, and 2.28 inch/ 5.8 cm in height; Its convenient size and shape fit well in most lunch bags, briefcases, and backpacks, allowing you to enjoy your meals anytime, anywhere