Atomic Aquatics Ti6 Titanium Dive KnifeTitanium Dive Knife Rust and corrosion resistant, and made to last a lifetime, the Atomic Aquatics Ti6 Knife is cast from Titanium and built for endurance. An elegantly curved 4 inch cutting edge gets the job done and the lockable sheath keeps your other gear safe while its not in use. Available in both a blunt and or pointed tip. ONCE AGAIN, AN EXOTIC MATERIAL WINS THE DAY One of the biggest problems with dive knives is corrosion and Atomic solves