4000ml (4 Liters) [Lens search result].
Insulation: Double-wall vacuum insulated for long-term temperature retention, keeping liquids hot or cold for extended periods (e.g., hot for up to 72 hours, cold below 10°C for up to 5 hours).
Material: Made from durable, unbreakable stainless steel.
Features: Designed for vehicle use, suitable for various beverages, and features a handle for easy carrying and pouring [Lens search result, 2, 5