Not many inline percs are bigger than the one in the 11" Inline Perc Bong. With numerous slits, this percolator diffuses your smoke when it enters the main chamber. An ice catcher is conveniently places directly above the perc in the straight tube neck. Both of these assets give you an icy smooth toke every time. This bong comes with a 14mm male bowl and has a 3.5" wide base. For a simple bong that has amazing function, go with the 11" Inline Perc Bong.