This Bear Quartz Bear Slurper Banger Set includes a 10mm male Bear Slurper banger available with a 45 degree joint angle. These bangers have a beveled edge and a terp slurper design that features a lower stem and loading tray built into the bucket, as well as vortex technology to create a natural spiral of air to vaporize wax and shatter. The marble set is specially made for the Bear Slurper banger, and the marbles function to regulate airflow and maximize surface area to thoroughly vaporize concentrates.