[High Quality Material]The teacup filter is made of high quality stainless steel. All parts are made of safe materials, harmless to human body, no special smell, no harmful chemicals. The tea net is very thin, and the diameter of each circular hole is less than 0.5 mm. It prevents almost all solids from entering the water. [All kinds of tea can be brewed]You can choose a tea strainer and a tea strainer according to your different needs to filter all types of loose leaf tea (such as white tea, green tea, oolong tea, black tea). Alternatively, you can make your own tea, blending tea with herbs, spices and fruits. Brew iced or hot tea. It also works great for pouring seasonings into pots and pans.