Introducing our high-quality {64oz 128oz Thermos Mug Double-wall Vacuum Insulated Water Bottle}! As a trusted factory, we take immense pride in crafting durable and efficient products. With its double-wall vacuum insulation, our water bottle maintains temperature, keeping your beverages cold for up to 24 hours and hot for up to 12 hours. Perfect for outdoor adventures, gym workouts, and everyday use, this bottle can hold either 64oz or 128oz of liquid, providing ample hydration throughout the day. Its leak-proof design ensures no messy spills, while the sturdy stainless-steel construction guarantees long-lasting performance. Stay hydrated with our factory-made thermos mug water bottle!