Vicks Comforting VapoPads provide soothing menthol vapors to relieve cold and flu symptoms. Compatible with Vicks vaporizers and humidifiers, each pad offers up to 8 hours of comfort. Features Up to 8 hours of scent per pad Suitable for use during cough and cold Compatible with Vicks waterless vaporizers and humidifiers Contains menthol and essential oils Menthol, Essential OilsVicks: Trusted brand for cold and flu relief, offering soothing menthol vapors and comfort solutions.Use with Vicks waterless vaporizers and humidifiers for up to 8 hours of soothing menthol vapors.Not suitable for children under 36 months.