Then There Were Four

Here is a routine they will go away talking about. You place one cube in the spectators hand, when he opens his palm it's two now. Keep repeating until the last time he expects 4 and the sponge has turned into a giant 4." Sold Individually Please note: If there is a color/size/type option, the option closest to the image will be shipped (Or you may receive a random color/size/type).