Product Details:

• Design: Iconic heavy-duty shirt-jacket (Jac-Shirt) made from dense Mackinaw wool, built for extreme durability and warmth.
• Material: 100% virgin wool Mackinaw cloth.
• Features: Button-front, multiple pockets, and reinforced construction.
• Occasion: Ideal for logging, hunting, fishing, or any demanding outdoor work in cold, wet conditions. A heritage workwear staple.

Embrace the heritage of uncompromising American craftsmanship with the Filson Navy Blue Wool Jac-Shirt. This iconic piece is where workwear utility meets refined, everyday style, crafted from the brand's legendary Mackinaw wool in a versatile navy blue. The unique Jac-Shirt design—a hybrid of a shirt and a jacket—offers the perfect layer of durable warmth and timeless character. Built for loggers and explorers, it has become a staple for anyone who values garments with a story, superior materials, and a look of rugged, intelligent style.

Expertly constructed to Filson's century-old standards, this shirt is an investment in longevity. The dense, breathable wool provides exceptional insulation and weather resistance, while the navy blue hue offers a sophisticated alternative to traditional plaids. Signature details like the blanket-stitched collar, double-layer shoulders, and ample pockets speak to its functional origins, yet its clean lines and versatile color make it equally at home in a modern, urban context. This is a piece designed to be worn hard and cherished for decades.

From woodland adventures and crisp ranch mornings to layered city ensembles, this Jac-Shirt is your definitive go-to for reliable, character-rich style. It layers beautifully over a tee or under a coat, proving that true versatility is born from purpose-driven design. Own a legend. Add the Filson Navy Blue Wool Jac-Shirt to your cart and invest in a piece of American heritage.