It is designed to keep beverages hot or cold for extended periods by minimizing heat transfer. Key features include:
Material: Made of food-grade stainless steel, specifically SUS 316 gallbladder (inner wall).
Insulation: Features a double-wall vacuum insulated construction to maintain temperature.
Performance: Advertised to keep contents hot or cool for up to 24 hours.
Capacity: The specific bottle shown has a capacity of 750ml.
Use Case: Described as a "leisure sports bottle".