The weight of 1 single sparkler is about 1 gram and it consist of metal stick which is about 0.5 gram and sparkler composition which is also about 0.5 gram. For 50,000 sparkler bomb we need to prepare about 25 kilograms (55 pounds) of sparkler's composition. To set this composition to the light we also have prepared a cylindrical cardboard container and fill it with this prepared composition and put one sparkler on top. What happen you can check in the video above.