Weather Storm Glass Drop Weather Forecast Water Drops Shape

This is used to predict the weather.
As the apparence inside the bottle could predict sunny, cloudy, fog, storms, snow, and so on.
Specification:

Material: Glass  Water
Color: Transparent
Size: three sizes  6x12cm and 8x18cm and 9.5x20cm
The package is styrofoam first, then by box.
Email: sales@baolinglass.com