NeilMed Sinus Rinse Kit is an all-natural saline nasal irrigation system that includes 60 premixed packets and a squeeze bottle. This pH balanced solution provides soothing relief from nasal congestion, allergies, and sinus symptoms related to cold and flu. It's designed to be used prior to corticosteroid nasal sprays. The kit contains one squeeze bottle (240 mL/8 fl oz) and 60 preservative-free saline packets. As a medical device for nasal irrigation, this product helps flush out mucus, allergens, and other irritants from nasal passages. The premixed packets ensure proper salt concentration for comfortable use. The bottle should be replaced every 3 months for optimal hygiene. This is the #1 selling brand for large volume irrigation.