Workout Training Elevation Mask Crafts and easy operation

and easy operation

5M Sliding

which provides better protection while driving

and easy wipe clean

Charging time: about 70 minutes

Workout Training Elevation Mask Crafts and easy operationTake your training to a whole new level with this 6 level, one size fits all training mask! W Sport Training Mask 3. 0 Level 1(Simulated altitude 1600FT) Level 2(Simulated altitude 3200FT) Level 3(Simulated altitude 9800FT) Level 4(Simulated altitude 13000FT) Level 5( Simulated altitude 16000FT) Level 6(Simulated altitude 19000FT) Amazing for sports such as Running, Cycling, Cardio, Fitness, Endurance Training, Crossfit. Train with the ultimate