Product Review

Principle of Workout Mask As everybody knows that we need a long time exercise if we want to strengthen diaphragm and increase lung capacity.But do you have have enough time to do a long time exercise? Our workout mask have 3 levels air flow regulator(Resistance valve system) - BEGINNER(1),EXPERIENCED(2),EXPERT(3) ✔It can bring you into an environment that similar to high altitude and creates pulmonary resistance. ✔Allowing your lung to increase inhaling capacity and deliver more oxygen. ✔The workout mask can offer you the same effects similar to high altitude workout efficiency training and long time exercise. BEGINNER(1) - If you are a new user for the Workout Mask,set resistance to the lowest level at the first time before use,then get used to the workout mask and experience breathing resistance. EXPERIENCED(2) - If you have ever experienced the mask and felt comfortable with resistance level,go straight to the advanced level EXPERT(3) - You can start your ultimate challenge when you are free to control the breathing rhythm at Level 2.Push your limits and leave your competition behind. Non-slip training strap One size adjustable sleeve fits most people.It is made of resilient and lightweight material,and make the mask attach your face firmly,no longer to worry about the mask slip from your face when you are doing hard training.The sleeve is detachable,changeable and breathable,you can wash it after your exercise.