• Mouth tape for sleeping helps practice nasal breathing, allowing for more effective blood oxygenation. • Promotes more consistent deep sleep and reduces snoring. • Safe material: made with hypoallergenic and skin-friendly materials. • Ergonomic design: good adhesion, does not fall off easily, improves nasal breathing. • Easy to use: place on the lips to breathe normally through the nose. • Corrects the bad habit of mouth breathing, preventing dry mouth and sore throat.