Train stronger respiratory muscles to increase oxygen with every breath to increase your training endurance.
Get lower cardio and respiratory rates plus increased lung capacity let you train at a higher intensity for longer periods.
You''ll gain stronger core body muscles for deeper, better breathing with better breath management for competition and dynamic balance
Train your Inhale and Exhale muscles in the same breath using patented independently adjustable and interchangeable Resistance Cells. Never limits you to training inhale only or exhale only
Like Weight Training for Your Lungs(R) because it uses Progressive Threshold Resistance to train. Never restricts your air flow like devices that adjust by making the holes smaller to restrict air flow.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 5.91 inch
Height : 2.99 inch
Length : 9.61 inch

Item Weight: 4.48 ounce (View shipping rates and policies)
Shipping Weight: 11.36 ounce (View shipping rates and policies)

ASIN : B00063Q910