Description Effect: The performer displays a white pen knife, white on both sides. Suddenly, the knife changes to black. The knife is again displayed as black on both sides. With a magic flick the knife now changes to red. Once again, you show both sides of the knife to be red. We supply three knives, instructions, and a special holder to hold two of the knives. Custom made pen knives in anodized aluminum, which will never rust.
