Product Information
- INCREASES CARDIO AND ENDURANCE; takes your workout to the NEXT LEVEL by adding resistance to your lungs; you are guaranteed an intense workout and a better run time!
- HELPS CONTROL BREATHING with 16 adjustable levels this training device teaches you to focus on your breathing correctly which increases your overall performance
- 6 FREE BONUS VALVES easy to replace and work interchangeably; mimics various altitudes up to 18,000 ft; a Retail Value of $5.99
- FEATURES NO WHISTLING NOISE, has a comfortable fit and does not slip off, super easy to use; One Size Fits most from 120lbs to 230 lbs
- SATISFACTION GUARANTEE: Order Now with our 100% Customer Satisfaction Guarantee