Grav Labs Hammer Bubbler – 32mm/10cm

• 10cm tall
• Hand blown borosilicate glass
• Built in feet
• Logo colours may vary

The GRAV Hammer Bubbler is 10cm tall and made on 32mm tubing. Its fission downstem diffuses smoke through water, and its feet stabilize the bubbler between uses. No accessories are necessary for using this bubbler, and it functions best with approximately 1.2cm of water.