8" GRAV® Cup Bubbler made on 50mm tubing with fixed fission downstem, flush Dewar-sealed joint, angled mouthpiece, and 14mm Octobowl. Your pipe will come with one of the following label colors: Blue, Black, Red, Etch, White, Green, Purple, or Yellow
 
Detailed DescriptionThe GRAV Cup Bubbler is 8" tall and made on 50mm tubing. Its fission downstem diffuses smoke through water and is fixed inside the pipe to prevent damage. Its flush Dewar-sealed joint and angled straw mouthpiece create a silhouette resembling a refreshing convenient store treat. The GRAV Cup Bubbler comes ready to use with a 14mm Octobowl and works best with approximately 2" of water.