JAPANESE NINJA Made of stainless steel Approximately 5.4cm in diameter The metal fittings are detached, so please attach them when using. This item was made by a craftsman, and the fine scratches on the surface are intended to be seen as a characteristic of wire brush polishing. It is said that it was intentionally not polished to a smooth finish in order to bring out the metallic feel. Please consider purchasing if you are interested.