The FUZO Puro Double Wall Stainless Steel Bottle is a high-quality and durable bottle that is perfect for everyday use. It has a capacity of 500 mL and is made of food grade stainless steel. The bottle has a double wall construction and is vacuum insulated, making it effective at keeping liquids hot or cold for approximately 6-8 hours. Whether you are at home, in the office, or on the go, this bottle is a convenient and stylish way to stay hydrated. It is a reliable and durable option for anyone looking for a water bottle that can keep their beverages hot or cold for extended periods of time.