Nambu Tekki [Iron Ball] Doraemon Doraemon No. 2 OSK Nambu Tekki Iron Ball Doraemon [For iron supplementation / Just boil in a pot or kettle / Cast iron] Made in Japan TBN-1 Weight: Approximately 206g Supplement iron by boiling in a pot or kettle. * After use, completely remove moisture (If you take it out while it's hot after boiling, it will dry quickly with residual heat. Please be careful not to get burned). After that, wrapping it in plastic wrap, etc., to prevent it from coming into contact with the air will make it less likely to rust. Size: Approximately 3.6 x 3.6 x H4.9cm The iron extracted from this product is easily absorbed by the body and is perfect for making things. You can easily supplement iron just by putting it in when cooking tea, miso soup, hot pot, or simmered dishes. Also for coloring pickles and adding shine to black beans. Weight: Approximately 206g Material/Material: Cast iron Country of origin: Japan