Premium 2600ml vacuum flask with dual-wall stainless steel construction for superior heat retention up to 24 hours. Features an ergonomic handle and innovative double-lid design (straw lid + screw lid) for versatile drinking options. Advanced copper-plated vacuum layer ensures temperature stability for both hot and cold beverages. Mirror-polished exterior with scratch-resistant finish maintains elegance. Ideal for outdoor adventures, office use, or family picnics. BPA-free food-grade materials meet international safety standards. Leak-proof silicone gasket prevents spills during transport. Extra-wide mouth accommodates ice cubes and easy cleaning.