Liquid Muscle Synthol Posing Oil Liquid Muscle Synthol SEO Posing Oil is a pharmaceutical grade oil that is 100 percent sterile. This is for 100ml of Liquid Muscle Synthol Posing Oil. These are brand new, 100 ml, fully sealed Liquid Muscle bottles. Are you lacking in a muscle group; biceps or triceps,deltoids or calves, quadriceps or pectorals? Would you like to add size to these muscle groups and more? Beware of cheap imitations Dont be fooled by cheap imitations sold at give away prices the processes undergone for synthol to be sterile has a cost, we use 100% pharmaceutical grade ingredients that have genuinely undergone sterilization this includes three filtration processes UV light and chemical sterilization.