The stone head tube is for massage function.
This is our new developped plastic tube with stone head.
We are the only one who could do it in China.
It is also very new in USA, as generally, people buy it for the foot massage.
The stone head tube could be made in Diameter 40mm, capacity from 75ml to 150ml.
We also could make the silkcreen printing, offset printing, or hot-stamping on the tubes.
You could try the packaging if you have any massage product.