Northern Hunting Mens Rolf Half Zip SweatshirtNorthern Hunting Mens Rolf Half Zip Sweatshirt Rolf is a lightweight mid layer with wool on the inside for added insulation. The half zip design allows for easy on and off, while the hood provides extra warmth around the neck. The left chest pocket features a zipper and is made from contrast material. To see more from Northern Hunting, visit the Northern Hunting Collection