Made in Jingdezhen, China, the porcelain capital of the world, this "kaolin" clay Sparrow Gaiwan was beautifully handpainted by a local Jingdezhen artist.
 
Teacups :
Material: Kaolin clay
Height: 5 cm
Diameter: 6.3 cm
Weight: 35 g / 0.07 lb 
Volume: holds 50 ml