POPMEOUT Gel Eye Patches ( Hot and Cool Patch )What Are Cool Gel Eye Mask? While sleep masks have been around for years and are commonly used to block out light for lasting sleep, most only provide the ability to block light and help you sleep. It does not, however, help you with migraines and other ailments. These masks add an extra layer of support by containing a soothing gel that reduces puffiness and dark circles under eye. Cooling eye mask benefits the sensitive skin around the eyes. Suffer