This is a Premium Quality Zisha Teacup made with authentic Zhunni Clay from Yixing, China. Engraved is the Buddhist Heart Sutra, handcrafted from a Zisha pottery master in China. Great for Puerh Tea sipping or placed as an art piece in one’s home. A true collector’s gift for any tea enthusiast. May each interaction with this one of a kind cup bring you awareness and joy.