LSD Credit Card Sized Folding Knife, with Steel Shell, with Black Blade Credit card sized folding knife, fits in your wallet like a credit card. Increase the stainless steel shell, more solid, durable, can be washed with water, will not rust. Size: 3.34*.78 * 2 inches, Weight:15 grams Extremely handy and easy to carry! New built-in child-friendly safety lock Great for everyday use, like box cutting. Or for adventures hiking or camping.With 6 kinds of color can choose.