This 430ml double-walled glass thermos is perfect for drinks made from loose leaf tea, herbal tea or amniotic fluid. Whether at home or at work or on the go. The teapot is made from a double layer of very strong borosilicate glass. Thanks to the air insulation, drinks stay pleasantly warm for up to 2 hours. The glass jug is also leakproof. The bottom of the lid is made of stainless steel and constructed so that no plastic comes into contact with the contents. The thermos flask is supplied with two independent filters. The long filter basket is for short brewing times. Fill the basket with tea leaves, put them in the bottle neck and pour hot water over them. Remove before drinking. The short filter for long brewing times - Fill the bottle with a few tea leaves, herbs or pieces of fruit, put the small filter on top and add hot or cold water. Please be careful when pouring and drinking hot liquids. Each glass flask is hand-blown and can vary in size slightly. You can also use the supplied packaging as a warming box or thermo container. Characteristics: Isolated: yes. Leakproof. Comes with 2 tea filters or tea strainers (1 flat tea filter for loose tea, 1 high filter for tea bags, for example). Keeps you warm and cold. Packed in a beautiful cardboard gift box with an insert and care instructions. Dimensions: Filling quantity: approx. 430 ml. Weight: approx. 560 g. Height: approx.22.5 cm. Width: approx.6.5 cm. Diameter opening: approx.5.3 cm.