This particular knife is impervious to the elements and highly corrosion resistant, even in salt water. Tip design is sharp enough to be useful, yet blunt enough to be predictable. Bull nose style blade made from X15 T.N Stainless Steel (58-60HRC hardness). Molded Kydex® sheath w/ Lash-Tab and clip assembly. Made in U.S.A. * Dimensions: blade: 3.25", closed: 7.50", overall: 7.50", thickness: 0.115", Wt: 4.0 oz.