Adurance High Altitude Training Mask for Men and Women "Jewelry" Set PR alarm limits

Set PR alarm limits

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with K-Cup pack or 14 oz

Easy to seal lids lock in freshness and are easy to remove

Adurance High Altitude Training Mask for Men and Women "Jewelry" Set PR alarm limitsThe Adurance Training Mask lets you achieve the effects of high altitude training by regulating how much air you breathe in with the 4 Level Air Flow Regulator. You can then reduce the amount of training time by getting the same results in a shorter amount of time. You will also increase your lung capacity and will constantly push your training limits to the fullest! Features: Adurance training mask challenges you to have a better workout and improve