Size: Onyx delivers you approximately 140.0+ mg of Active CBD per bottle or 20.0+ mg/ml CBD in our single 7ml bottle with a child-resistant cap.Strength: Being that this is our maximum-strength blend, the effects are almost immediate and can last for several hours. This is 10x the strength of Gold single bottle and 2.5x stronger than Platinum. Blend: Onyx is mixed with our proprietary blend of VG/PG, engineered specifically to be used as an additive. We do not add flavoring to this product. Flavor: Natural, no flavoring added Usage: Everyone is different so use to your desired effect or liking. Most people prefer using one dropper full in their vape tank with a personal choice of flavoring, a couple drops under their tongue, or even use it as a vape alone alternative.