Stealth big rockets pack of 2 big rockets with 180g of powder in each one. The effects in each of these rockets are very different with a spread of well of 100ft from each one.
One of these big rockets has a gold crown brocade and finishes with red strobes and the second rocket has red strobes, blue dahlia and finishing with a silver palm tree pistil.
If you want the big burst you see at a proper firework display, then these are what you need.
More information can be found here: fireworks.co.uk/shop/big-rockets/stealth/