KJ20 Training Mask

$40.00 Regular price

Vendor: Sigma Fit


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Boost your stamina with the Sigma Fit KJ20 training mask. Our high-quality training mask is the most efficient for high altitude training, respiratory quality, and achieving fast results.



  • Increases lung capacity
  • Improves endurance
  • Expand aerobic threshold and V02 Max Heart Rate
  • Makes you work harder, leading to stronger respiratory muscles
  • Receive great results from high intensity workouts
  • High altitude training
  • 4 different levels to restrict oxygen flow

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