Wallet Ninja- 18 in 1 Credit Card Sized Multitool (#1 Best Selling in the World) (Black) World's First 100% Flat Multi Tool (18 in 1) and fits in your wallet with credit cards Made from 4x heat treated steel Great for: Repairmen, mechanics, carpenters, hobbyists, boat owners, campers Lifetime guarantee to never rust, bend, or dull