You will get one tube, plus your BOGO. To try all four effect you would need to purchase four tubes.
Size 50 single-shot artillery shells in a variety of effects. Six unique effects, one for each artillery shell. Effects include: Red chrysanthemum, multi-color peony with crackling, gold willow with crackling, brocade silver to red, green w/ crackling, silver wave to green. Each shot will go approximately 100 feet in the air and has excellent break and color.