Power Lung Sport Resistance/Respiratory Breathing trainer
Power Lung is biohackers optimal breathing tool. The Sport model uses maximum resistance training specifically designed for elite athletes and those in superior physical condition. For those engaged in strenuous, competitive training activities the Sport offers the highest levels of resistance. This model is not suited for the casual user, performing artist, or those whose activity is moderate to high.
Select the Sport if you have the physical conditioning of a Navy SEAL® or professional athlete.
Recommended for Ages 17 and Up.
Priority shipping estimate time is 10-15 days.
Custom duties: Will depend on the law and regulations of the country you live in. If you’re based outside of North America, China or Australia, yes.