The lunchbox features a solid, simple design with a removable stainless-steel box and an air-ventilation hole on the lid. Crafted from high-grade 304 stainless steel, it's resistant to rust, dents, and scratches, ensuring long-lasting durability. The airtight lid with a silicone sealing ring makes it leakproof, keeping your food fresh and contained. With a spacious storage compartment, it’s ideal for a balanced lunch. The lunchbox has a thermal insulation function, keeping food warm for hours with warm water in the base. It's microwave, freezer, and dishwasher safe, and perfect for school, work, and travel. Sleek and compact, it's easy to carry and store.