I am not sure exactly what they are made of but it's made of 2 parts. There are crystals inside the bag and a sealed bubble of liquid when you pop the bubble and mix the two together they react and swell the bag to the point it pops. It isn't as loud as a firecracker but they are fun to play with.
So epiCcccc😎😎😎😎😎😎😎😎😎😎😎😎😎😎😎😎😎😎😎😎
Wonder why my comment keeps getting deleted..
What's inside them, and are they loud?
I am not sure exactly what they are made of but it's made of 2 parts. There are crystals inside the bag and a sealed bubble of liquid when you pop the bubble and mix the two together they react and swell the bag to the point it pops. It isn't as loud as a firecracker but they are fun to play with.
A Packet Of Vinegar And Baking Soda?