The 420 Steel Of The Blade Is Enhanced By Our patented Titanium bonding Process, affording Even More Rust And Corrosion Resistance While Making It Up To 3X harder Than untreated Steel as Well. Not Only Does This Provide Enhanced resistances, But It Also ensures That The Blade stays Sharp For Much Longer Than Traditional, untreated blades Due To The increased Hardness. Included a Ballistic Nylon Sheath.