You can't stop the wind but you can run right through it in this semi-form fit PhD HyFi jacket. Nylon facing and Merino lining combine for ideal warmth and wicking. Offered in green, grey or black, the stand collar and full zip cover your bases, with additional features that include a center front zipper with a full draft flap and chin guard, articulated elbows with engineered thumbholes and HyFi double jersey knit.