This scienfitic glass water pipe features a horizontal matrix percoloator as well as a honeycomb percolator for excellent diffusion and filtration. The dual perc design makes this glass pipe extremely functional, as your hits will be smooth and flavorful after smoke travels through them. This water pipe has a built-in splash guard to prevent water from leaving the pipe. Features a standard 18mm female joint and is made out of heavy scientific glass. Select the appropriate option above to use this glass water pipe for legal oils and concentrates, dry herbs and tobacco, or both.