25mm Quartz Banger w/ 10mm JointExperience enhanced flavor and optimal function with the MiniNail 25MM Quartz Banger w 10mm Joint. The low consistent heating of the quartz dish allows you to vaporize more of your concentrate without pooling and cooling off, like a torch would. The custom designed 5mm thick quartz base and thick quartz walls provide excellent heat retention, especially at low temperatures. What's Included: 25mm Quartz Banger with 10mm Joint Size Magnetic Band