Innovation adds an extra level of challenge to the 3×3 Rubik's Cube with the Phantom Rubik's Cube. Touch the tiles to temporarily reveal their color, then solve the 3x3 Rubik's Cube as colors appear and disappear with the heat of your touch. The Rubik's Phantom 3×3 Cube is the perfect stress reliever for those who need to release tension, relieve fatigue and recover from a hard day - apart from being a great stress reliever, it's also the perfect travel toy so never get bored during long waits.