400G Merino Wool Half-Zip FilsonTinClothFieldJacket Our original wool Jac-Shirt was

Our original wool Jac-Shirt was introduced in the 1970s and has served in more weather conditions than we can count

yet sturdy enough to resist abrasion

The Deer Island Jac-Shirt is ideal as a heavy overshirt in cool temperatures

Cotton-lined handwarmer pockets

400G Merino Wool Half-Zip FilsonTinClothFieldJacket Our original wool Jac-Shirt wasOur heavyweight 400g Merino Long Sleeve Half Zip is soft and moisture wicking, making it an effective next to skin base layer in frigid conditions that can also double as a light sweater in cooler weather. Constructed from ultrafine heavyweight 400 gram wool, it naturally wicks away sweat and resists odors effectively. Features a short collar and a half zip front to effectively regulate your temperature.