These parachute are put into a small package, inside which there are three small parachute(diameters of them are from 20cm to 150cm)You only need to put them into fireworks, When releasing fireworks, it is launched into upper air together with fireworks, explode into the air. They are flowing into the air, richly colored and very glorious, Meanwhile, we can spread fluorescence color on it, they are glittering in the sky at night, You can hook small gifts on them and give spectators more surprising. You can also print some advertisement for commercial promotion, and this can make your products be more competitive than similar goods, and can gain more usage and win more market.