Physician developed Nasal Rinse Kit - Neilmed - Relieves allergies & sinus symptoms. Soothing, no burning or stinging large volume & low pressure system for therapeutic & preventative saline nasal irrigation, moisturization & daily nasal hygiene. Single piece custom designed cap fits any nasal opening. No push and pull components make for easy cleaning. Preservative, iodine and latex free. Safe during pregnancy. For maximum relief rinse twice a day.