Are you looking fortornado 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 tornadoBottle 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.Packing list5 x tornado water bottle connectors