GEAR AID Akua Blunt Tip Knife - Black, Versatile Tool for Marine and Camping ApplicationsWhether You're Diving The Reefs Or Paddling The River, The Akua Rescue Knife Attaches Easily And Securely To Your Pfd, Boat Deck, Bcd, Or Leg. When The Situation Arises, Quickly Release The Knife, And Cut Your Way Free With The Serrated Blade, Or Notify Your Dive Partner With The Rounded Tank Banger. The Blunt Tip Wont Puncture Inflatables, And Works As A Screw Pry Tip For Digging Into Some Shellfish. Be Ready For Adventure With A Sturdy Cutting Tool