12" - 9mm Thick Glass OG Beaker Base Water PipeThis quality 12 inch OG beaker base water pipe glass bong is hand blown with super thick borosilicate 9mm glass. This piece is almost twice as thick as a standard bong. The extra thick glass makes it a sturdy, long lasting piece that will earn its place in your line up for years to come. This 12 inch bong is truly a great piece for those of us who are prone to knocking our bongs over from time to time. This OG glass water pipe is an absolute beaut.