Overall Length : 9in / 23.3 cmBlade(Dull) Length: 3.7in / 9.5 cmBlade Material: 5Cr13MoVHardness: 57HRCHandle material : 5Cr13MoV stainless steelHandle Type: SandwichWeight: 153gColor: ALL BLACKPackage Include:1 x Practice BUTTERFLY Knife + 1 x Nylong Sheath