MMA Elevation Training Mask 2:0The Elevation Training Mask 2. 0 is the ultimate respiratory training device! The multi level resistance system restricts air flow through flux valves on the mask. When your body adapts to the resistance, your lungs will be trained to take deeper breaths that use oxygen more efficiently. The Training Mask 2. 0 will significantly increase your endurance by conditioning your lungs and strengthening your diaphragm. Benefits: Conditions the lungs by
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