Our Herbal Body Inhaler Contains Menthol and Eucalyptus Blue Leaf Extract. It Can Effectively Relieve Discomfort and Breathe Easily. Remove Mucus and Keep Breathing Smoothly. Its Usage Is Simple: 1. Clean and Dry Nasal Cavity. 2. Place This Product under the Nostril. 3. Slowly Breathe in for 5 Seconds to Make This Product Enter the Respiratory Tract. In Addition, It Can Bring Cool Feeling to Cone Eucalyptus Leaf Extract, Improve Respiratory Condition and Help Smooth Breathing.