Advanced Lung Expansion and Mucus Clearance Device

The product is a breathing exerciser designed to help with mucus removal by using airway vibration and expiratory pressure. It is suitable for most people and comes with different resistance steel balls. The device is recommended for continuous exercise for 5-10 minutes, twice a day, for better results. It has a removable design for easy cleaning and replaceable steel balls that are antibacterial to prevent cross infection. The product dimensions are 2 x 2 x 3 inches and it weighs 4.16 ounces. It is not discontinued by the manufacturer and was first available on April 4, 2023. The manufacturer is TyeinGo and the ASIN is B0BRTZBT2T.