It uses a patented elastic film to open up the nasal cavity and respiratory tract, instantly effectively reducing nasal airflow resistance, increasing air flow to expand the nasal passages, improving nasal ventilation, thereby strengthening or improving breathing, and temporarily relieving symptoms caused by colds, Nasal congestion and nasal congestion caused by rhinitis, allergies, and deviated nasal septum make breathing easier. It can also reduce or slow down snoring. Moreover, Contech's ventilated nasal patch also uses patented skin-friendly adhesive to make the ventilated nasal patch comfortably adhere to the bridge of the nose, and its unique nose-shaped design can more effectively expand the nasal cavity.