The Puffco Proxy Bub is the ultimate filtration attachment that fuels the dynamic nature of the Puffco Proxy through using a traditional The added water filtration gives that extra chug that fans of a traditional water pipe-based rig will be used to; this filtration gives a nice rip as well as an extra smooth & cool hit. The Puffco Proxy bub is the ultimate upgrade for the Puffco Proxy as it shows the true potential by adding a water filtration option as well as the classic sherlock homes style that it comes with. The Puffco Proxy Bub is hand blown from borosilicate glass and adds a slick aesthetic that is bound to catch eyes and provide excellent filtration and a wicked hit.