Testimonials
"The Go2 is a great tool I use to help my body maintain high output during hard workouts. It keeps my oxygen levels high which in turn keeps me ready to go the next day - speeding up recovery in-between workouts."
Joseph Gray
2019 World Mountain Running Champion
18-Time USA National Champion
“As soon as I saw the GO² Device I understood the science behind it and recognized the performance benefits. I've experienced a notable performance increase in training - particularly at high altitude - and look forward to extreme-testing GO² on my upcoming K2 winter expedition in Dec 2019.”
Don Bowie
Professional High Altitude Climber
“The GO² is the only mouthguard on the market that is scientifically proven to increase oxygen. What else needs to be said?”
Richie James
Professional Football Player
"I’ve been using GO² for the last couple of months and I’m amazed at how much better I feel on runs when I use the device."
RICARDO URBINA
24x IRONMAN
4x KONA QUALIFIER
"My pace got faster and my heart rate went down."
Laurel Wassner
PRO TRIATHLETE
3x IRONMAN CHAMPION
"GO² helps me control my breathing."
Macey Sutherland
IRONMAN/Triathlete
The GO² Device is the only breathing device scientifically proven to increase oxygen and endurance while lowering your heartrate. The...
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The first of its kind. A mouthguard that is scientifically proven to increase performance & endurance, allowing you to recover...
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Two bands of slightly different size to give you just the right amount of PEEP to maximize performance.
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Featured IN
Perfect for all sports
Reach your goals and maximize your performance naturally with a GO² Device.
Strava Stats
GO² will make you a second half star.
Perform at your peak with mouthguard protection and higher blood oxygen levels delivered in one device.
Go Further, Faster with GO².
Want to take 10 mins off a 4-hour marathon time? Wear GO².
GO² Devices were tested in an independent lab and proven to dramatically improve performance.
Go Further, Faster with GO².
Other than supplemental oxygen, GO² is the only way to effectively raise oxygen levels while active.
An oxygen enhancing device that helps your body breathe.
Go Further, Faster with GO².