From time to time you still need to wash Merino clothes and the most common mistake many people make, in addition to washing too often, is to wash with the wrong detergent.
Because Merino wool does not allow bacteria that give off a bad odor to gain a foothold, Merino clothes do not start to smell as easily during sweaty activities as clothes made of synthetic materials. So you do not have to wash Merino clothes as often as other clothes - it is often enough to air them. Hang the garment outside the tent or on your backpack when you hike and it will smell almost new in no time.
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