Yixing clay has good breathability, so the taste of tea is hard to go bad and even becomes better! The Office Yixing Clay Tea Cup made in the original place in Yixing, Jiangsu Province, which is entirely natural and does not contain any chemical manufactured products. Tea brewed in this kind of cup will have better flavor, color and smell, which other kinds of tea cups cannot achieve. It have long been known in China for their simple beauty and unique tea brewing qualities. Yixing tea cup is considered by some connoisseurs as the best possible way to steep tea.