Bybiment 50 oz Vacuum Insulated Steel Flask with Tea Infuser and Dual , Large Coffee Bottle for Travel, Hiking, Camping

1.Size: 17oz:8.27*2.95 inch 27oz:11*2.95 inch 34oz:12*3.75 inch 50oz:13.6*3.75 inch 2.Construction: Features double-wall vacuum , with thicker walls than standard cups. The exterior is with a plastic spray, and the lid is made of PP plastic, combining aesthetics with health benefits. 3.Function: Maintains beverage temperature for up to 24 hours, with a leak-proof seal and a carrying buckle for convenience. 4.Applications: Suitable for sports, office, use, travel, camping, hiking, and for loved ones. 5.Materials: The interior is constructed from high-grade SUS316 steel, offering corrosion and heat resistance compared to 304 steel, widely in applications.