The Basics When you're ready to activate any of Skin Illustrator's Palettes but want a little extra working time, just add a spritz of Slow Activator to it.  The Benefits A more mild fragrance than the alternative, 99% alcohol. The Uses A must to activate any of Skin Illustrator's Palettes. The Bottom Line A proprietary blend of ethanol and isopropynal alcohol that after application leaves makeup semi-permanent.