![Altitude masks: Gareth Bale, Dele Alli and Anthony Joshua fans of bizarre 'Bane' mask which claims to reproduce benefits of altitude training | The Sun Altitude masks: Gareth Bale, Dele Alli and Anthony Joshua fans of bizarre 'Bane' mask which claims to reproduce benefits of altitude training | The Sun](https://www.thesun.co.uk/wp-content/uploads/2018/08/SPORT-PREVIEW-Altitude-Masks-Inside-the-Game.jpg?strip=all&quality=100&w=1080&h=1000&crop=1)
Altitude masks: Gareth Bale, Dele Alli and Anthony Joshua fans of bizarre 'Bane' mask which claims to reproduce benefits of altitude training | The Sun
Firefighters Keep Calm and Train Your Rookies - This needs clearing up. I see a lot of people using training/elevation masks thinking they help them in some way. A lot of you
![Amazon.com : High Altitude Mask, Training Workout Mask Men to Improve Lung Capacity, 24 Level Breathing Resistance Fitness Mask to Upgrade Endurance, for All Sport: Running, Cardio, Cycling, Gym, HIIT : Sports Amazon.com : High Altitude Mask, Training Workout Mask Men to Improve Lung Capacity, 24 Level Breathing Resistance Fitness Mask to Upgrade Endurance, for All Sport: Running, Cardio, Cycling, Gym, HIIT : Sports](https://m.media-amazon.com/images/I/71gfC4i5saL._AC_UF1000,1000_QL80_.jpg)