Introducing our 530ml Straw Lid Stainless Steel Thermos Vacuum Mug, the perfect solution for keeping your beverages hot or cold on-the-go! Crafted with high-quality stainless steel, this mug boasts a double-walled vacuum insulation design that maintains the temperature of your drink for hours. Plus, its convenient straw lid means you can sip with ease without worrying about spills. As a factory, we take immense pride in offering premium-quality products at competitive prices that meet the needs of our customers. Order yours today and enjoy the benefits of having a reliable thermos mug that you can take anywhere!