Sonmol Mucus Removal Device & Lung Expander

Pick up or shipped!
Respiratory Muscle Trainer / Mucus Removal Devicer
Unique original design – the vibration frequency of the little bear on the cap tells the expiratory force of your training. Have fun!
Three stainless ball bearings packed to form three different breathing resistance levels to help train breathing muscles and loosen mucus from airways.

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