describe Net content: 20ml characteristic 1. Effective lung cleaning: Using natural herbal ingredients, it can effectively clean the lungs and improve respiratory quality. 2. Deep nourishment of the lungs: Combined with a unique formula, it can deeply nourish the lungs and promote respiratory health. 3. Pure natural herbal ingredients: without artificial additives, using pure natural herbal ingredients, non irritating, safe and reliable. 4. Convenient and easy to use: use spray, convenient and simple, anytime and anywhere. 5. Long lasting fresh breathing: Long lasting fresh breathing brings a refreshing and comfortable breathing experience. . Comment: 1. The manual measurement tolerance is 2-5g. Please don't mind your replacement. Due to differences between different displays, the image may not reflect the actual color of the item. Thank you. 3. SKU color refers to the color of the product packaging The package includes: 1 * Lung herbal cleaning spray