30 Quiet nights. Plus 4 nasal strips inside. Lubricates throat tissues. Reduces loudness & frequency of snoring. Physiology of Snoring: When you're awake, air flows freely through your breathing passages. But at night, nasal passages become restricted and throat muscles relax, making it harder for air to pass through. For the Nose: Breathe Right nasal strips open nasal passages, so you can breathe through your nose and close your mouth. For the Throat: Breathe Right Snore Relief throat strips lubricate throat tissues to minimize vibrations and control the snoring sound.