Increases Lung Capacity: The Mucus Clearing Device Lung Exerciser expands and trains your lungs, supporting improved respiratory function and overall health. Easy to Carry and Use: The compact, portable design allows convenient use at home, in the office, at the gym, or while traveling, making routine lung exercises part of your daily life. Progressive Training with Three Steel Balls: Three steel balls of different sizes enable a staged workout tailored to your lung capacity and health status for an effective training program. Easy to Clean: For hygiene, twist the device lid counterclockwise to access and swap the steel balls as needed, keeping the device clean and ready for use. Key Attributes and Performance: Function: Respiratory training and mucus clearing device design. Compatibility: Suitable for users with varying lung capacities and health conditions. Size: Compact and portable for onthego use. Material: Steel balls provide adjustable resistance and clear progression options. Performance: Progressive, multiball system supports advancement and consistent training results. Use Scenarios: Daily respiratory routine: Integrate into morning or evening workouts to support ongoing lung training and health. Postillness or recovery: Use as part of a gentle rehabilitation program to restore lung function after respiratory illness. Travel and onthego practice: Take it on trips or to the office for quick, effective breathing sessions during breaks or commutes.