abrasion resistanceFabric with tight weave so you can wear a backpack without any risk of tearing.
windproofAdditional protection from the wind (fabric without windproof membrane).
breathabilityUse of a thinner fabric on the sides and inner sleeves
freedom of movementTwo-way stretch fabric, cuffs with thumb loops.
weightLight & compressible (417g in size L). Ideal for the bottom of a backpack!