Drug-Free Independent Therapy Mucus Remover- Applied OPEP, globally trusted therapy. Continued use can help loosen phlegm and promote coughing to better remove mucus.Effective comptiable with Many Respiratory Conditions - This lung cleaner is an invaluable tool comptiable with anyone suffering from respiratory issues, used comptiable with Asthma, Atelectasis, Bronchitis, Cystic Fibrosis, etc.Universal comptiable with Most Users - Our breathing aids come with three Stainless Steel Ball Bearings so that you can adjust to Minimal or Maximum Positive Pressure depending on your lung capacity, age, and current health.Quick Easy To Use - Our mucus clearing device is simple in design and requires no refills no batteries, easy to use and clean. Use it comptiable with just 5 - 10 minutes once or twice a day.Designed To Help Train Lungs - This lung exerciser device can facilitate gas exchange, improve lung strength, reduce breathlessness, and improve quality of life.About Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact usDuring the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours, wish you a happy shoppingThanks comptiable with your cooperation and we"ll make you feel satisfied.Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days.When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specificationsWe want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don& 39;& 39;& 39;& 39;& 39;& 39;& 39;& 39;t hesitate to contact us. We are here to help and will do our best to assist you.Thank you for choosing our product. We hope you enjoy it",