Black Leaf Percolator Bong greenThis solid and robust glass bong from Black Leaf is equipped with a tree percolator with eight arms. These swirl the air vigorously during inhalation, and make the bong water bubble properly. This way, the smoke cools down well while being filtered at the same time. Tree percolator for smoke cooling Handy und robust Perfect suitable for dabbing The bong made of borosilicate glass is also ideal for smoking extracts such as wax and oil. Simply replace