Note: Please handle with care when pouring boiling water to avoid scalding injuries. * Capacity: 720ml * Size: Bottom Diameter: 12.3cm / Height: 13.5cm * Materials: * Body: Outer Shell: 304 Austenitic Stainless Steel / Inner: 316 Austenitic Stainless Steel * Lid/Straw/Tea Infuser: Polypropylene (PP) * Seal Ring: Food-Grade Silicone Insulation Efficiency: Preserve flavor and freshness to keep beverages hot for 6 hours or cold for 6 hours. Usage Notes: * Be cautious of hot liquids to prevent burns. * Ensure the water temperature is suitable before drinking. * Do not place in an oven, microwave, or dishwasher; hand washing is recommended. * Temperature range: -20°C to 120°C CLEANING AND MAINTENANCE TIPS * Do not put in the dishwasher * Do not put in the oven * Do not put in the microwave * Use a neutral detergent for cleaning * Clean promptly after holding beverages (such as coffee, milk tea, milk, etc.) * It is recommended to clean daily * Keep away from open flames * Keep away from sharp objects * Be careful of drops from heights * Be mindful of small parts