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
Our mask is tailored to suit any workout you prefer. Enjoy your favorite sports on a new level.
Enhanced breathing
Increase resistance to the respiratory system, breathe in more air, and efficiently achieve your fitness goals.
Fit improvement
Train harder and longer. Our adjustable strap ensures a secure and comfortable fit for various activities.
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
Durable
Easy To Use
Versatile
Non-Restrictive
Brian –
This mask so far is great! I really like running with it. The construction of it seems durable.
Roisin –
Sean –
I’ve never used such a mask and I’m impressed! With I had got it sooner. Phenomenal quality and it’s very comfortable to wear! Decided to run to try it out and I had no issue keeping my breathing controlled.
Liam –
Works fine to exercise my deep breathing needed in higher elevations. The fit is great and it doesn’t slip at all once I start sweating.
Mick –
Samuel –
Aidan –
The ability to select the breathing restriction is a valuable addition to this mask. Helps make the lungs stronger!💪🏼
Billy –
Easy to use & the breathing technique gets better with use. It’s a great fit with a great feel.
Paddy –
Brian –
Cool training aid. Can control how hard you have to work for air. Very helpful! Seems to help you improve your breathing! Thanks!
Alex P. –
Incredible mask for cardio training!
Jamie D. –
This endurance mask has really enhanced my stamina during workouts. The adjustable resistance levels are a game-changer. Highly recommend for serious athletes!
Chris M. –
Works well, but the straps could be more comfortable.
Sarah L. –
Great quality and very effective for improving my workouts. Worth every penny.
David R. –
Comfortable fit and really elevates my training sessions. Significant improvement in my endurance.
Alex M. –
Amazing product! Boosted my stamina noticeably. Highly recommend.
Emily T. –
Works well but took some getting used to. Still very useful for training.
Alice –
Enhances my endurance during workouts significantly. Love it!
Chris –
Does the job well, but the fit could be better. Overall, I’m pleased with the performance boost it offers during longer cardio exercises.
James –
I’ve been using this cardio mask for a few weeks, and it’s phenomenal. I can feel that it pushes my limits and improves my breathing control during intense sessions. Highly recommend for serious athletes.
Steve K. –
Good quality mask but takes time to get used to breathing through it.
Emma W. –
Perfect for my workouts. Comfortable fit and great endurance training tool!
John D. –
Remarkable results! My stamina improved significantly within weeks.
Sammy R. –
Excellent fit and noticeably enhances stamina and endurance.
Jordan K. –
Game changer! Helped me train at higher altitudes by simulating various elevation levels.
Tina S. –
Works well, but the straps could be more comfortable.
Alex G. –
Remarkably improved my breathing during intense workouts!