The bottle is made of high quality transparent borosilicate glass, lead-free, odourless and withstands sudden temperature fluctuations. (from -30 °C to 150 °C). The filter is made of 304 stainless steel (18/8) and is more corrosion resistant than ordinary stainless steel. The case is made of high quality neoprene.
Equipped with an ultra fine, double layer stainless steel filter, it can be filtered through a very fine hole strainer even through the smallest tea granules. This makes it ideal for preparing a variety of drinks such as loose tea and coffee.
It is thicker than other bottles on the market. Strong and strong enough to ensure it can be used longer.