Contents: One irrigator; 30 packets; 3 AA batteries and educational brochure with directions for use. Nasal & sinus care; Preservative, Iodine free. 120 days money-back guarantee. No.1 selling brand (from combined data for USA, Australia, New Zealand & UK). Ketan C. Mehta, MD Developer & Founder. Principles of Nasal Irrigation: Nasal irrigation involves flushing the nasal passages with a saline solution. By washing away excess mucus, as well as allergens, nasal irrigation can reduce inflammation and relieve congestion, runny nose and post-nasal drip. NeilMed Sinugator Pulsating Nasal Wash is an easy to use system that allows you to deliver the saline solution with positive and pulsatile pressure to clean the nasal passages thoroughly, while maintaining your head in an upright position. You have complete control, ensuring a gentle, soothing and therapeutic experience. No.1 Physician Recommended System: There is a consensus among many ear nose and throat specialists at leading medical institutions in the USA, Canada, Australia, New Zealand, and the UK along with lots of medical research that positive pressure nasal irrigation systems provide the most relief to users suffering from allergies and sinus disease. The NeilMed Sinus Rinse Kit system is the No.1 recommended positive pressure system by ENT and Allergy specialists. Suitable for use after sinus surgery. Use for: Post-nasal drip; Nasal dryness from occupational & house dust, fumes, animal dander, grass, pollen, smoke, etc. Advantages: Pulsatile flow; Soothing, no burning or stinging, large volume & low pressure-system for saline nasal irrigation, moisturization & daily nasal hygiene; Preservative, drug, iodine, bpa, gluten and latex free; Premixed sachets of USP grade sodium chloride & sodium bicarbonate (purity level 99% or higher); Excellent cleansing prior to spraying nasal spray medications; pH balanced & isotonic or hypertonic with two or more sachets; Suitable for use after sinus surgery and during pregnancy. Consult your physician with concerns; 3 Years of manufacturer warranty. Drug free. CE listed. International Accreditation Quality Management System Certified Company.