Unlock your full potential. Take your respiratory training to the next level.
Threo Cardio Endurance Mask increases lung capacity and oxygen efficiency during exercise. Our unique resistance system challenges your lungs and airways so that you can train harder and longer. The adjustable strap ensures a secure and comfortable fit, making it suitable for various sports and fitness activities.
Active lifestyle
Enhanced breathing
Fit improvement
Adjustable intensity
Six resistance levels — progressively challenge your respiratory system for better athletic performance.
Dust protection
Threo mask protects from dust particles. Breathe in the fresh air and instantly boost your energy.
Lightweight
Enjoy the full range of motion. Concentrate on your sports performance without distractions or discomfort.
More reasons to love Threo mask
Alex –
Excellent mask, really improved my stamina!
Taylor –
Great quality, used for running, and it’s fantastic!
Jordan –
Fits well and elevates my workouts. Noticed a significant improvement in my cardio sessions and overall endurance. Highly recommend for any athlete looking to boost performance.
Jordan K. –
Game changer! Helped me train at higher altitudes by simulating various elevation levels.
Alex G. –
Remarkably improved my breathing during intense workouts!
Sammy R. –
Excellent fit and noticeably enhances stamina and endurance.
Tina S. –
Works well, but the straps could be more comfortable.
Emma W. –
Perfect for my workouts. Comfortable fit and great endurance training tool!
John D. –
Remarkable results! My stamina improved significantly within weeks.
Steve K. –
Good quality mask but takes time to get used to breathing through it.