Five, four, three, two, one, LIFT OFF!! This cleverly designed rocket with nose cone and fins will travel 20 to 30 feet into the air. Simply pour in water, drop in a seltzer tablet, replace the end cap, and the rocket is prepared for launch. To activate, simply invert the rocket, place it on a flat surface and move away. The rocket is 10 cm (4") long. Adult supervision and eye protection required. Not for indoor use. Four seltzer tablets included. Colors may vary.