Phoenix Star 7 Inches Freezable Bubbler Glycerin Bongs PHX552 stands 7'' high and 5mm thick, a portable bong piece. The small size is easy to carry for travel or just home use. Colored mouthpiece offer you a distinctive flavor. This cute bubbler is filled with liquid glycerin, which can be put in freezer for 1-2hours, smokers can enjoy the chillest hits. Made from durable borosilicate glass, the glass bubbler features a 14mm quartz banger that can work well as a rig. The unique bent neck design also keep the mouthpiece from the heat smoke, also add more cooldown time.