1g Dogwalkers | 2x.5g Prerolls [(OG Kush x Chem 91) x Gassius Clay] Gastopia, like the name implies, is a gas strain paradise. Mixing some powerhouse gas and fuel strains, the smell on this one screams the moment you crack the bag. Provides rich iced out nugs that pack a serious punch; Heavy hitting body high guaranteed to melt away tension leaving you in a world of euphoria. Not for the novice smoker.