The award-winning hydrocolloid patch visibly flattens and pulls gunk out of pimples overnight - so you can wake up to clearer-looking skin..Free of fragrance, silicones, parabens, and sulfates.Works overnight; for all skin types; protects from picking.72 count.See a pimple ready to pop? That's when you use Mighty Patch. It works best on whiteheads to pull all the gunk out.