This teapot is made by stainless steel, with 0.8 mm thickness in wall and 1 mm thickness in the bottom. There is also a filter made by stainless steel and a center-hollow handle which is comfortable to hold in hand even with hot water in the teapot. Through high polish and mirror-surface process of the main body, and the high-precision positioning laser welding technology of the handle and the mouth, the sealing of the teapot is quite good and its surface looks elegant and smooth. You can surly use the teapot for making coffee, and use it as an ordinary teapot by removing the filter. This teapot is your best assistant in your daily living!