Men's Kor Alloy Jacket Size:Extra Large HydroBlock® Sport resists up to

HydroBlock® Sport resists up to 10

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200D Polyester

Knit to go the distance (and then some)

Men's Kor Alloy Jacket Size:Extra Large HydroBlock® Sport resists up toA trifecta of technical fabrics to keep you warm and moving freely in cold conditions. Breathable Lightweight Durable Athlete Favorite Details The difference between a dream day and disaster boils down to how well you can keep from boiling up. Adapt to the highs and lows of elevation and exertion with a powerful pairing of a Pertex Quantum Air shell with a strategically mapped hybrid of AirMesh lining and Primaloft Gold Active insulation for the