Introducing our 600ml Vacuum Double Wall Stainless Steel Thermos, perfect for keeping your beverages hot or cold for hours on end. Made with high-quality stainless steel, ensuring durability and optimal insulation. With a leak-proof design, you can take this thermos anywhere, from the office to the great outdoors. As a factory, we pride ourselves on offering top-notch products that meet our customers' needs. Buy with confidence knowing that our 600ml Vacuum Double Wall Stainless Steel Thermos is made with the utmost care and attention to detail.