First Class Canna will support you through your hardcore phase, even if it’s not a phase. Hardcore OG Cartridge delivers the essence of the original cultivar with every puff. First Class Canna began with the finest Hardcore OG flowers then isolated the cannabinoids and terpenes locked inside the strain’s trichomes. The result is premium distillate oil with 85% THC and 7% Hardcore OG-derived terpenes.