GRAV Stax Cooling Glycerin Coil - Sub-Zero Bong Enhancement Country of Origin|USA which means your head stays

which means your head stays cool even on hot summer days

then the 12” Quad Base Beaker Water Pipe with Tree Percolator will make a perfect addition to your collection

Dishwasher & microwave safe

Precision engineered perc

GRAV Stax Cooling Glycerin Coil - Sub-Zero Bong Enhancement Country of Origin|USA which means your head staysIntroducing the GRAV Stax Glycerin Coil! This incredible coil is made on 65mm tubing and filled with dyed glycerin that can reach sub zero temperatures without freezing. The glycerin is sealed off from the interior of the coil and kept from leaking by a fixed screw cap. Smoke travels up the perc's central stem before descending through the coil. The prolonged exposure to glycerin cools the smoke substantially. The glycerin perc can accommodate any