S-IMT | Compact Inspiratory Muscle Trainer for Lung Strength & Endurance | Adjustable Resistance Breathing Trainer for Athletes, Fitness & Respiratory Health

BIG BREATHE Bigbreathe S-IMT | Compact Inspiratory Muscle Trainer for Lung Strength & Endurance | Adjustable Resistance Breathing Trainer for Athletes, Fitness & Respiratory Health

Bigbreathe IMT/PEP Breathing Exerciser | Dual Action Lung Trainer for Seniors & AdultsㅣMucus Relief, Airway Clearance, Inspiratory & Expiratory Resistance ㅣ Easy to Use, Travel-Ready

Bigbreathe V-PEP/IMT | 3-in-1 Respiratory Exercise Device – Lung Expansion, Mucus Relief, Breathing Rehabilitation, Portable with Accessories, Easy to Clean, for COPD & Asthma Relief