Introducing our top-of-the-line product: the 350/500ml Double Wall Stainless Steel Insulated Food Container Box. As a factory, we take pride in our high-quality materials and expert craftsmanship. This food container box is made of durable stainless steel and features double-wall insulation to keep your food fresh and at the perfect temperature, whether hot or cold. The secure locking mechanism ensures your food stays secure, while the sleek design makes it stylish and convenient to use. Ideal for taking your lunch to work, school, or on-the-go, this food container box is perfect for anyone who values both quality and functionality.