The matrix percolator is one of the most efficient filtering systems in water pipes. This 15-inch stemless bong features a large matrix perc with hundreds of slits that diffuse smoke into countless micro-bubbles, resulting in exceptionally cool and smooth hits with minimal drag.

• Height: 15 inches
• Stemless design
• Matrix (cage) percolator
• 18mm female joint
• 7mm thick borosilicate glass