Kuro Natsume Black Jujube cast iron teapot (tetsubin). Before use fill the pot with boiling water to rinse and warm your pot. After use allow teapot to cool completely after each use before cleaning. Do no use soaps or detergents. Avoid contact with salt/oils. Do not leave water or tea in pot for extended period of time. Rinse and clean thoroughly with warm water only. Wipe the inside and outside dry with a clean cloth while the pot is still warm (not hot!) - Invert the pot to air dry before putting back infuser and lid. Infuser can be cleaned with or without soapy water. Dry thoroughly to store. Not for use on the stovetop. Made in Japan by Iwachu Japan. Measures 4.75 x 5.75 in. Holds 30 oz.