Mockingbird CO2 Darts contain 1g of full spectrum oil and are produced 100% in-house with premium, fresh biomass, assuring you a full entourage experience. Mockingbird uses a CO2 botanical oil extraction system with subcritical and supercritical CO2 – a safer, cleaner way to extract plant oils. Our CO2 extraction methods guarantee that absolutely no residual solvent will be present in the final product. . Recommended usage: 0.1ml.