Phoenix Star 18 Inch Percolator Bong with Inline & 8 Arms Perc PHX542 is 18 inch height and 5mm thick. It equipped with a standard 18.8mm female joint and includes a matching male bowl, the bowl has a handle on it which can not only prevent your finger from burnning, but also add some fashionable look to this bong. This wholesale perc bong features both an inline perc and 8 arms perc for intense filtering and diffusion. Smoke travel through the fixed downstem to the inline perc which start it's first filtration, then go through the chamber upwords to the 8 arms perc. It also has a ice catcher stand by if you are looking for coolling hits.