The 21 inch Classic Straight Tube Bong from Manifest Glassworks is a quality handblown water pipe made from 7mm thick glass in New York, USA. This bong features a removable vertical slit diffused downstem perc with a 14mm four pinch funnel bowl. The classic straight shot design with added diffusion and 3 ice pinches makes this bong a perfect daily driver for any pot smoker. The 7mm thick base keeps the piece stable to any table. Aqua Lab Technologies carries a variety of dab rigs, bongs and water pipes from Manifest Glassworks. Shop our Manifest Glassworks collection online and have it shipped directly to your door.