Keep your tea warm for hours inside this Tea Flask 500ml Infuser Bottle! It has a removable infuser to naturally brew your tea as you go! The lid of this flask has an infuser where you can place dried herbs or tea packets. And once you close it, it will infuse the hot water inside the bottle without mixing with it. Also, the bottle has a vacuum function so it can maintain the temperature inside it consistently. It also has a handle so you can have good control over it and prevent spilling. Finally, it has a capacity of up to 500ml.