GRAV Hourglass Pocket Bubbler Mini Water Pipe Herb Vaporizers The GRAV Classic Spoon includes

The GRAV Classic Spoon includes a left-side carb that allows you to control airflow while smoking

more convenient power-ups

Smoke-thru cap helps cover and protect the packed bowl

Compared to many entry-level desktop vaporizers

With more than 40 years of woodworking experience

GRAV Hourglass Pocket Bubbler Mini Water Pipe Herb Vaporizers The GRAV Classic Spoon includesIf you're comparing an hourglass bubbler to a standard spoon pipe, the added water filtration can provide a smoother smoking experience. The compact size also makes it a great option for users who want a portable bubbler without carrying a larger water pipe. New to bubblers and water pipes? Read our guide to choosing the right glass piece for smoother, more enjoyable sessions. Looking for a compact water pipe that delivers smooth hits without taking