Credit Card Knife (3 pack) from Survival Paradise. This Folding Survival Tool fits easily in your wallet & comes with a Safety Lock to prevent accidental opening, careful the blade is sharp but handy when you need a knife. Buy a 3 Pack and save! SLEEK LOW PROFILE DESIGN! - The Thickness of Two Credit Cards Super Sharp Black Stainless Steel Surgical blade! Stores Safely with a Childproof Locking Mechanism to Prevent Accidental Opening Great For Stocking Stuffers, Party Favors or Camping! We Will Do Whatever it Takes to ENSURE YOUR SATISFACTION!!!