MEGA Barbie Color Reveal building toys deliver the ultimate unboxing experience that’s full of magical surprises waiting to be revealed. Start the reveal experience by finding all 9 surprise bags. Inside you’ll find 30+ surprises including 5 Color Reveal micro-dolls and 6 pets. Fill the heart-shaped pool with warm water, place the micro-dolls inside and swirl them around to reveal their look. Then, dip the sponge in icy water to transform their appearance.