Pulsar Acid Rainbows Bubble Base Glass Water Pipe - 12.6" / 14mm FThe Pulsar Acid Rainbows Bubble Base Water Pipe wraps Pulsar's proven dual perc filtration platform in one of their most colorful designs to date. At 12. 75 inches tall, this borosilicate glass bong routes smoke through an inline percolator into a honeycomb disc perc housed inside a round bubble chamber two stacked diffusion stages that produce exceptionally smooth, clean hits. A 3 pinch ice catcher sits above the percs for a final cooling pass before