Vicks VapoSteam Double Strength provides the refreshing fragrance of eucalyptus and peppermint for use in steam. The formula is 100% stronger than Vicks VapoSteam delivering double the essential oils for a stronger fragrance. The soothing vapours penetrate nasal and throat passages quickly and safely to gently soothe and comfort. This unique formulation can be added to the vaporizer cup or directly to the water of the Vicks Warm Steam Vaporizer. Dissolves in water makes it safer to use in a vaporizer to avoid 'finger dipping'. Strong, long lasting vapours that gently soothe & comfort for all night relief from colds, flu and croup symptoms. Trusted Vicks brand name.