This cute knife is easy to carry and can be used to make a variety of cut boxes anytime, anywhere. Feature: Razor blades can be in purses, backpacks When folded up, the knife includes a locking mechanism to protect you from the blade and a protective sheath to protect the blade from you. Durable design allows for thousands of uses. The credit card folding knife is an innovative new idea that provides a light and ultra sharp knife in the shape and size of a credit card. The knife is attached to a hinge that swings out,.syi