Nice Glass™- 19" Skull Head 6-Arm Tree Perc BongThe Nice Glass 19 inch Skull Head 6 Arm Tree Perc Bong is a rocking piece of art for your next session. Expertly handblown with a skull head design from beautifully clear, premium borosilicate glass, this tree perc bong is as stunning as it is high quality . The glass skull head makes up the middle chamber which holds a 6 arm tree percolator that gives you the best smoke filtration possible for the cleanest, purest, smoothest hits possible. The Skull