Lung Clearing + Lung Moisturising + Lung Protecting three effects in one! Deeply clears the lungs: honeysuckle and fritillaria inhibit respiratory pathogens, reduce phlegm secretion and relieve chronic pharyngitis and bronchitis. Mild Lung Moisturising: loquat leaf and Luo Han Guo nourish lung yin and relieve dry cough and phlegm caused by autumn and winter dryness. Long-lasting lung protection: Mint cools and opens the lungs, forming a physical barrier against pollutants such as PM2.5, pollen and oil smoke. Humanised design, lung protection anytime, anywhere 360 rotatable nozzle: fits the structure of the mouth, tilting the head/laying on the side can be sprayed accurately, avoiding choking or outflow. Portable small bottle: 30ml/bottle, can be carried around, office, kitchen, bus underground, construction site and other pollution scenes instant use. 0 bitter formula: natural herbal fragrance, slightly sweet in the mouth without irritation, children actively accept. Mild and unburdened, suitable for the whole family 0 hormones, 0 antibiotics: through the acute oral toxicity test, safe and no side effects, to avoid the risk of drug resistance. Better with respiratory training: It is recommended to combine with deep breathing and chest expansion exercises to improve lung capacity and respiratory resistance. Basic usage: Shake the bottle well, take a deep breath and then hold your breath, spray 1-2 times on each side of the mouth; Gargle for 10 seconds with mouth closed to allow the herbal ingredients to fully saturate the throat and airways; Exhale slowly, 3-5 times a day, increasing the frequency in case of severe pollution. Advanced Usage: Acute cough: spray 1 time every 2 hours for quick relief of bronchial spasm; Daily care: 1 spray in the morning and 1 spray before bedtime to remove toxins accumulated in the respiratory tract during the night.