Wild Tribe Credit Card Folding Knife,Safety Knife Credit card sized folding knife, fits in your wallet like a credit card. Great for everyday use, like box cutting. Or for adventures hiking or camping. Stainless steel blade ensures the sharpeness will last a long time. Measures: 3.5" x 2.4" , and 5.7" when in kinfe mode. Blade lengh is 2.7",Very sharp. Easy folds the card turns into a handel with a knife blade.