High quality 1 - 3/4 inch firecrackers in gold foil wrapping. 12 packs of 80 bundles of 16 firecrackers. A string of small explosive devices primarily designed to produce a large amount of noise, especially in the form of a loud bang, usually for celebration or entertainment; any visual effect is incidental to this goal. They have fuses, and are wrapped in a heavy paper casing to contain the explosive compound.