Color Changing Magic Wand - Rainbow

A quick visual color change that adds an extra touch to your magic wand.

The magician shows a magic wand that is RainBow with Silvery tips. He waves it over a trick but nothing seems to happen.
Realising the magic wand is the wrong color, he draws it through his shown empty hand, and the wand changes to a regular
black wand with Silvery tips. The wand is shown all around and can be used as a regular wand throughout the show.
The wand is approximately 13" long and 0.5" in diameter, A handsome wand, which you will use as a regular wand, in addition to the color changes feature.