The Hookah bowl grommet is made of high quality material. They have been designed beautifully and perfectly to fit the hookah bases. The opening diameter of the vase is - 3.7 cm / 1.45 inch and thick enough to ensure it holds the stem tightly to avoid any leaks.  

This is a collection you will definitely love as the airtight connection ensures you and your friends get to enjoy the great pleasure of hookah smoking for longer hours. It is affordable and you can always buy extra of this to ensure they never go missing.