Blotter sheets and disguised in other liquids in plain sight. For example, if you were to sell LSD it could be as disguised as being a simple spiralbound notebo

Blotter sheets and disguised in other liquids in plain sight. For example, if you were to sell LSD it could be as disguised as being a simple spiralbound notebook, but the parties in the know understand that the cardboard backing is entirely laid with LSD.