The Elevation 2.0 training mask has been designed to simulate high-altitude training, so you can improve your endurance, speed and performance in your sports sessions.This training mask can be used by all sportsmen and women who want to improve their endurance and breathing. It features a neoprene headband and a hermetically sealed silicone piece that rests against the skin, to fit snugly and comfortably against the face. The Elevation 2.0 training mask from Training Mask delivers unrivalled efficiency, condensing a normal 60-minute workout into just 20 minutes. The Training Mask Elevation 2.0 is used by many top athletes and endorsed by famous MMA fighters such as Sean Sherk, Carlos Condit and Patricia Vidonic. Used regularly, this sports mask improves your lung capacity and endurance. The Elevation 2.0 training mask will delight athletes looking to increase their lung capacity and cardio performance. In conclusion, this is a must-have product for your training sessions!