Boomer Flying Color Butterfly Rockets are packaged in a shrink wrap 6 pack. This rocket has high performance from the ground up to approximately 200 feet. At the apex the rocket bursts and produces an effect designed to mimic butterflies flying in nature. Different colors and dancing effect make this one of the finest performing and colorful generic rockets on the market. Only high quality powders, color and stars are selected and tested for Boomer Brand Rockets.