Yet another bubbler from Grav Labs is perfect from going from your hand in your pocket. Also 5” tall, this hand pipe is great for a 10mm flower bowl (that arrives bundled), a 10mm quartz banger for oil, and can even https://vaporba.com/blog-News-10696/Whats-the-Difference-Between-Bongs-and-Bubblers-11857484.html