5 to 7 kilos (11 to 15 lbs.) for the W Classic or Express and 10 kilos (22 lbs.) for the O Circuit. You should calculate that your backpack does not exceed 20% of your body weight.
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5 to 7 kilos (11 to 15 lbs.) for the W Classic or Express and 10 kilos (22 lbs.) for the O Circuit. You should calculate that your backpack does not exceed 20% of your body weight.