Simply insert the vent into the nostril.
effectively relieve snoring, improve sleep quality.
Clean air, purify harmful gas and dust in the air.
Suitable for both men and women, especially for sleeping snorers, or people with dyspnea.
Apply to many occasions, such as indoor, outdoor, hospitals, etc.
Do not tear down this product, just wash it as a whole part, otherwise, it will be useless.
If you wear it for the first time, and feel difficult or uncomfortable to breathe, this is a normal phenomenon, because there is a process to adapt to this product, use it a few times, you'll get used to it, and this situation does not have any impact on the human body