5pcs Tornado Vortex Bottle Water Connector Science Tube Experiment Bottle Connector

Description Are you looking for tornado bottle connector? Do you like science experiments? Are you looking for something novel as early education toys? This tornado bottle connector can be a good choice for you. They can help to make waterspout. Features -Color:As Shown -Material:Plastic -Size:4.70X3.20X3.20cm/1.85X1.26X1.26in -These tornado Bottle Connector are suitable to connect a bottle with little water. You can shake the bottle then you will see the water rotate in the bottle. -The vortex experiment helps be interested in science experiments and helps them build logical thinking. -Our plastic tornado connectors have educational meaning great experiment tool for school. -Practical and educational gift suitable for Christmas birthday and other holidays. -Simple and convenient to use made of plastic material it is safe and can be used for a longtime.