Start your day right with a cup of GRAV. This familiar design conceals a really effective bubbler. The perc and smoke pathway are built into the mug's handle. Great hand-feel and an ample bubbler chamber combine to make the GRAV Coffee Mug one of the most pleasant smoking experiences in a long time.

Grav Coffee Mug Bubbler Features:

• Part of the new GRAV sip series
• Stands 4" tall at the top of the mug, 7" tall at the top of the straw
• 14mm female joint
• Comes with a 14mm cup bowl
• Features a fixed fission downstem