16 jumbo wheel perc ice catcher thick glass bong bubbler water pipe usa green rasta splash beaker bubbler hookah bong tobacco water pipe amber. 18mm to 14mm Diffused Downstem. 16 Dual Palm Tree Perc Thick Glass Bong Bubbler Water Pipe USA Blue. 16 Dual Palm Tree Perc Thick Glass Bong Bubbler Water Pipe USA Forest Green.