Description Drug Free Standalone Therapy Mucus Remover - Apply OPEP, The Worldwide Trusted Remedy. Continued use can help reduce phlegm and promote coughing for better mucus clearance. Effective against many respiratory diseases - This Lung Cleaner is an invaluable tool for anyone with respiratory conditions, such as asthma, atelectasis, bronchitis, cystic fibrosis, and more. Common to most users - Our breathing aid is equipped with three stainless steel ball bearings so that you can adjust to minimum or maximum positive pressure according to your lung capacity, age and current health condition. QUICK AND EASY TO USE - Our slime clearing device has a simple design, requires no refills, requires no batteries, and is easy to use and clean. Use once or twice daily for 5 - 10 minutes. designed to help train the lungs - This lung exerciser device can promote gas exchange, increase lung strength, reduce dyspnea, and improve quality of life. Package contains: 1 * expectorator Note: 1. Please allow a little error due to manual measurement. Please make sure you don't mind before bidding. 2. The color may vary due to different monitors, please understand. Hello, please pay attention to your delivery address when purchasing products. If your receiving information (such as: name, street, house number, doorbell/email without name, etc. is incorrect, the order will not be delivered correctly.)