GRAV Sip Series Coffee Mug Bubbler 4"-7" with 14mm Bowl & Fixed Downstem Color:Cobalt along with your tools

along with your tools

This unique bong is an all-in-one spring loaded bowl with a built-in stem

The ceramic also boasts longer heat retention

The first concept in the series

while the Dewar's joint provides extra stability and reinforcement

GRAV Sip Series Coffee Mug Bubbler 4"-7" with 14mm Bowl & Fixed Downstem Color:Cobalt along with your toolsLooking for a new way to start your day? Try the GRAV Coffee Mug! This familiar design conceals a really effective bubbler. The perc and smoke pathway are built into the mug's handle, making the GRAV Coffee Mug one of the most pleasant smoking experiences in a long time. The part of the new GRAV sip series, the Coffee Mug stands 4" tall at the top of the mug, 7" tall at the top of the straw. It comes with a 14mm cup bowl. Features a fixed fission