Flo Travel Nasal SprayFlo Travel Nasal Spray protects and moisturises the nose for nasal health in planes, airport terminals, buses, ferries, trains and other air conditioned environments. Why you'll love it: Preservative free, no sting formula Contains red seaweed extract to help keep nasal tissue moist and hydrated, preventing nasal dryness and crusting Supports natural nasal defences against inhaled bacteria, cold viruses and irritants How to use: Before using this