Montbell Jacket Men's Dyna Action Parka HoodieSynthetic warmth that performs when down can't. The Dyna Action Parka is Montbell's premium hooded synthetic insulator built for damp climates and high output activity where down's wet weather limits matter. Pinnacle materials EXCELOFT synthetic insulation retains warmth even when wet Stretch shell fabric climbs, skis, hikes without restriction Helmet compatible storm hood Where it shines Wet alpine starts, humid Singapore to cold country travel, ski