This interesting bong is a mix between the straight tube and a rounded base glass water pipe. It stands at approx. 10'' tall. The bong is made of thick borosilicate glass, which makes the pipe very durable,and features a 4 arm tree perc and a diffused downstem, for super smooth hits. This interesting bong is a mix between the straight tube and a rounded base glass water pipe. It stands at approx. 10'' tall. The bong is made of thick borosilicate glass, which makes the pipe very durable, and features a 4 arm tree perc and a diffused downstem, for super smooth hits.