This tall straight tube bong by Thick Ass Glass features double honeycomb percs and a turbine disc perc. The large voluminous straight tube chamber allows you to fill it with a solid amount of water to help cool your smoke. The double honeycomb percs provide maximum surface area diffusion and the turbine perc will spin your smoke before hitting your lungs. The glass thickness is 50x7mm thick and the joint is 18mm female. A 18mm male bowl is included.