This KATANA sword is Clay Tempered Folded Steel. There are beautiful grain pattern (HADA) with visible layers and genuine hamon on the edge (differental hardened) of blade. This blade has been hand polished with multiple grade sharpen stone by Japanese method, which made the surface of the blade like a mirror. This blade has no bo-hi (blood groove) to enhance its strength and cutting power. There two bamboo Mekugi (pegs) secure the tang. The wooden tsuka (handle) is wrapped by black synthet..