Aduro Sport Peak Resistance High Altitude Training Mask Fitness Sport Purple

New in Box

• Achieve the effects of a High Altitude Workout Efficiency when training, which helps decrease & maximizes your workout time
• 4-Level Resistance Valve System Trains Breathing Muscles and Improves Overall Performance in any Sport
• Increase & Conditions Lung Capacity by Creating Pulmonary Resistance 
• Simple Usage, Ultra-Lightweight, Anatomically Designed, Non-Slip Training Strap 
• Strengthens the Diaphragm 

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