Spirometry L Ung Exerciser Device With Adjustable Resistance L Ung Capacity Abdominal Strength L Ung Exerciser Device Spirometer Mucus Removal

Spirometry L Ung Exerciser Device With Adjustable Resistance L Ung Capacity Abdominal Strength L Ung Exerciser Device Spirometer Mucus Removal

Features:  Strength training of respiratory muscles reduces shortness of breath and increases L UNG capacity.  Small and compact, can be carried with you.  Almost anyone can use it without side effects.  Strengthen your respiratory muscles and abs with our breathing and L UNG exerciser device, ultimately enhancing your overall performances.  The adjustable resistance makes the simplest task more difficult, and can exercise more intensely according to your needs.  Specifications:  Material:Silicone  Color:Black,White  Size:Approx.5cm/1.97''x10cm/3.94''  Package Includes:   1x Breathing Exerciser  Note:  Please allow 1mm errors due to manual measurement.  Due to the difference between different monitors, the picture may not reflect the actual color of the item.

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Material: silica gel