G Pen Roam Replacement Glass Hydrotube

Both Durable and Lasting

The G Pen Roam Replacement Glass Hydrotube by Grenco Science is the pairing replacement glass piece for the G Pen Roam. Constructed of superior, resilient Borosilicate glass this tube allows for smooth irresistible draws without any hassles or annoyances. Also, users would never have to worry about breaking or having to use an old hydrotube again with the Roam Replacement Glass Hydrotube by Grenco Science. 

What’s Included:

• (1) Roam Replacement Glass Hydrotube (No Mouthpiece)