We must take time to read the instructions well unfold the lantern. You should also know that it takes two people a lantern, one to hold the base and the other to hold the balloon of paper as long as the air heats and expands the envelope. After it's simple. We light the square with a match, we wait a few minutes for the air heater and lantern flies slowly. Choose an open area and a day (well rather one night) without too much wind and it's magic ...
