Neilmed sinus rinse kit is recommended for natural relief from symptoms of hayfever nasal allergies sinus pressure catarrh post nasal drip nasal congestion nasal symptoms from flu and cold nasal irritation from animal dander pollen dust mites house dust occupational dust fumes and smoke 1 custom 8oz240ml nasal irrigator 60 regular premixed packets of ph balanced sodium chloride ampamp sodium bicarbonate mixture usp grade natural ingredients isotonic preservativ