Introducing our factory-made {600ml 316/304 Stainless Steel Vacuum Thermos}! Crafted with utmost precision and quality, this thermos guarantees exceptional performance. Designed to keep your beverages hot or cold for hours, it's an ideal companion for outdoor adventures, office, or school. The 316/304 stainless steel construction ensures durability and remains rust-free even after prolonged use. Its vacuum insulation technology effectively preserves the temperature, while the 600ml capacity accommodates generous servings. Experience reliability and top-notch craftsmanship with our factory-produced stainless steel vacuum thermos!