AMAZING Credit Card Knife : This Wallet Knife Is the Perfect Pocket Survival Tool, It's Sized Like a Credit Card to Fit in a Wallet It Has a Durable Stainless Steel Blade and a NO RISK- Every credit card knife comes with a 100% no questions asked lifetime guarantee!! Durable- Your wallet knife has a blade which is constructed of stainless steel PORTABLE- Your credit card knife folds to the size of a credit card. Can easily be put in a wallet o PRACTICAL- There are so many uses for this wallet knife all the way-from cooking to survival situation COOL- Anyone have a knife? You pulling out a bright colored credit card and transforming it into a knife