Avoid being a clammy crabby hypothermic mess in this waterproof breathable and fully seam-sealed Titanium jacket with advanced evaporation underarm venting and adjustable cuffs hem and hood. Backpack compatible this Columbia Men's Evapouration(r) Premium Jacket also zips into its own pocket. Everyone will ask where you got this awesome jacket with the fancy zippers. Tell them you got in online!