Hard to see in the pictures, but the base of this water pipe is very unique. It is not a traditional glass base, it is actually the water chamber. This type of craftsmanship is not easily done and takes a lot of time and patience. Pipe features: inline stemless design. Single honeycomb for max diffusion. Super thick 4 mm glass and heavy duty. 19mm Male joint includes 19mm female dry bowl. The honeycomb disc features many tiny slots, which in turn cool off the smoke for a nice smooth hit. Besides cooling smoke off, honeycomb pipes look wicked sick when you smoke through them! The honeycomb disc is also known as a disc diffuser pipe. The tiny slots in the disc forces the smoke to be diffused. Diffused smoke means nice and cooled off smoke for a smooth hit. It is also made of high quality borosilicate glass. This glass on glass water pipe comes with a standard 19mm bowl. Pipe features a inline stemless design and ice catcher notches to enhance the experience. The lowest part of the base is not a traditional base and can actually hold water. It is shaped like a UFO. Width of the lower water chamber is 3.5 inches and upper water chamber is 2 inches.