Perfect for intermediate-advanced experience levels. Clean with a liquid dunk. Plug the top with a cap or marble. - 20mm wide barrel. - Etched air channels to create a vortex. - Beveled edge. - Comes in 14/10mm male, 90 and 45 degree angles. - Comes with a pair of ruby pearls. - High quality sturdy weld between the stem and bucket. - Made with GE214 quartz.