Atomic Ball Zebrawood by Frontier - Trick

Show a small box, made of exotic zebrawood, removing two dice, two metal rings and a steel ball.
The box is now empty.
Close the box and hand it to the spectator.

You form one large tube with the two small Rings.Place Steel Ball on one of the dice,
then set the Tube over dice and steel ball.
The Second Dice is put into the tube.
IMMEDIATELY the Steel Ball VANISHES as you Separate the Tubes.

The Ball REAPPEARS Within the box held by the Spectator!