Whetstone Cutlery Assassin Katar 440 Stainless Steel With Sheath, 17.3 - inch, Black 440 Stainless Steel construction, Double edged blade Blade length 10.25 inches, Leather sheath with belt loop Overall dimensions: 17.375 x 3.875 x .375 inches, Handle dimensions: 7.125 x 3.875 x .375 inches, Sheath dimensions: 15.125 x 4 x .625 inches