Navage Uses Powered Suction to Pull Refreshing Saline: 1. In one nostril, 2. Around the back of the nose, and 3. Out the other nostril. Rinses both ways! The nasal dock rotates so you can easily rinse from left-to-right or right-to-left. Indications for Use: Intended for saline nasal irrigation to help relieve sinus congestion and stuffiness due to sinusitis, allergies, colds, flu, dry air, dust, smoke and pollution. Instructions for Use: Complete operating instructions for Navage Nasal Care are contained in the Owner's Manual included within, and online at navage.com.