No dogs were harmed in making this strain, just loved. The O.pen VAPE RESERVE is a curated selection of today’s top strains, formulate to achieve an unrivaled balance of flavor and potency at an unbeatable price. RESERVE oil is CO2 extracted distillate with dialed in terpene content . Chem Dawg gives an earthy & herbal grapefruit flavor. Dominant terpenes include Beta-Caryophlyene, Limonene, & Humulene.