36 Count Pop Tubes Connectable Fidget Toy Party Favors

These interesting tubes make a sound that kids enjoy.  It falls down in pitch as the tube gets bigger, and rises in pitch as the tobe shrinks.  Also, multiple tubes can be connected to make bigger things with different sounds and behaviors.  Kids love them and they make a great party gift. Size：Diameter 1.9cm, length approximately 14cm, maximum stretching length approximately 40-45cm Color：Random Colors Package：36pcs（Note：Without Box）