Black Leaf - UFO Perc Glass Ice Bong This 50mm-wide cylinder made of thick 5.0mm glass is 65mm wide at the 16-slit UFO perc for extra volume in the percolation chamber. The tube above the chamber is 55mm-wide and ends in a thick, comfortable mouthpiece. Just above the perc is a splash guard and ice notches, creating a system that gives you bubbly smooth, cool smoke. Black Leaf's UFO Perc Ice Bong comes with a 18.8mm > 14.5mm slit diffuser downstem and a roomy glass funnel bowl with colored glass rollstopper. |