The japanese kitchen knife Ittetsu Deba IJF-11106 with 150 mm forge-welded blade made of Shirogami #2 carbon steel. The oval shaped handle is made of magnolia wood. The blade is single bevel. Carbon steel is susceptible to rust and must be kept dry and clean at all time’s to avoid oxidation and discolouration. Hand wash with warm water and towel dry. Ittetsu knives are handmade in Echizen city, Japan.