Our anti-snoring patch contains bupleuri root extract, chamomile extract. It can have 10-20% oxygen absorption, so you have more energy and deeper and better quality sleep. Its application method is simple: 1. Clean and dry the mouth skin. 2. Open the package, take out the patch, and peel off the back film. 3. Cover your mouth with a patch and gently apply it. Tear it off when you wake up. And it can reduce stress and anxiety.