This Blackjack Model 14 HALO Attack features a 7 1/2" convex grind blade of 1/4" thick A2 high carbon tool steel. Black canvas micarta handles with deep fingergrooves. Full double guard. Full length tang construction. Lanyard hole. High quality leather sheath. 12 1/4" overall length. USA A2 is a high carbon tool steel. While considered by many to be a superior hard use steel it is prone to discoloration, tarnish and rust. Use appropriate care.