Japanese Cast Iron Teapot in Mint Green. Stovetop Safe, Leaf Design, enamel coated interior, stainless steel strainer for loose tea. The cast iron tea kettle allows gradual and even heating for stove top. It will help infuse the greatest amount of flavor from the tea leaves into the water. Cast iron teapot could break down the elements of Fe2+, which is beneficial to your body. Cast iron teapot also has long heat preservation. FULL-LOAD CAPACITY: 32 oz / 950 ml, RECOMMENDED BOILING CAPACITY: 25 oz / 750 ml.