www.sog-knives.net The SOG Gov-Tac, model S21T, has an AUS 8 stainless steel blade with a black non-reflective coating. The handle is made of textured Kraton with grip lines and a pommel that can be used as a hammer. The Gov-Tac comes included with a sturdy Kydex sheath that should last as long as the knife, a lifetime.