Perfect Prediction Dice Blue (6 Dice) by Kreis - TrickPerfect Prediction Dice for Clear Prediction is a set of six dice each 12 mm. Two dice can be thrown into the ladder at the same time. Both the gimmicked face and the other five non gimmicked faces are fabricated in the same way. Spectators can thoroughly examine the dice and they will not notice the gimmick. Prior to the effect, they may throw the dice to be sure they are "normal." And, spectators may place the dice into the ladder themselves.