Lung Flexer O?FIT Oxyfit Breathe Trainer Muscle Trainer Portable Exercise Device

Lung Flexer O?FIT Oxyfit Breathing Trainer – Portable Respiratory Muscle Exercise Device. 1 × O?FIT Oxyfit Breathing Trainer. Model: Lung Flexer. Breathing and lung exercise routines. Type: Breathing / Respiratory Muscle Trainer.

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