Are there any plans to sell the classic colors like green, blue or yellow?
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that’s awesome!!!
Smoke wins. Fatality
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“You chose the darkness, I was born into it” -Bane
Cool… … … …
“Four-level resistance valve system allows you to take your workout from 4,000 to 16,000 feet of altitude”
So, what does this do if I am already at 5300 ft? Or I take it on a hike of one of the fourteeners in the state. Would it be additive so that I would be hiking at over 30,000 feet by the end? i.e. passed out