Capacity: 300 ml teapot, 320 ml teapot. Material: high-quality material glass, stainless steel filter, ceramic base, insulated handle. Wastewater principle: Magnets attract each other. This fine tea bag is suitable not only for aromatic tea, oolong tea, and regular tea bags, but also for making coffee. Note: The color of a single ceramic bowl is uneven or with small irregularities and small pits is normal.