Heat Resistant Glass Tea Set Magnetic Water Diversion Rotating Cover Bowl Semi Automatic Tea Maker Lazy Teapot Kungfu Tea Set|Teaware Sets Heat-resistant glass tea set magnetic water diversion rotating cover bowl semi-automatic tea maker lazy kungfu tea set accessories [Product Material]: High Borosilicate Green Environmental Protection Glass [coefficient of expansion]: 3.3 [Instantaneous Temperature Difference]: -20 to 150 [processing technology]: hand-made [Product Advantage]: 1. It has strong mechanical strength and strong performance on the change of quench and heat temperature. 2. It has strong corrosion resistance to acid-base and other chemicals. 3. Easy to clean, and does not absorb the taste of tea. 4. Elegant shape, crystal clear, soup color panoramic view, enhance the quality of life.