Simms Mens Midstream Wool Insulated Hooded Jacket Shale

Wool's natural properties provide resilience and comfort across a wide range of temperatures and humidity, plus it offers exceptional odor resistance — ideal for travel, daily wear, and backcountry stays. Lavalan Sport brings the timeless benefits of wool insulation to modern technical outerwear, offering a natural, renewable solution for temperature and moisture management — perfect for streamlining your kit on extended trips. As the temperatures start to drop, duck inside the Midstream Hooded Jacket. Featuring Lavalan® Wool insulation, for warmth in damp conditions and natural anti-order performance. Body-mapped to stack heat and cut bulk, the MidStream is the perfect mid-layer puffy whether en-route to your secret fishing hole through the morning chill or kicking back at camp by the fire. Nothing else feels like the premium wool of Lavalan Sport.

Mapped Lavalan Sport 60G wool lofted insulation in the body with 40G in sleeves, hood, and side panels

Abrasion-resistant nylon textiles used for both face and liner with C0 DWR finish for water-resistance

Adjustable hood maintains peripheral vision and ensures a secure fit

YKK conceal-zippered chest pocket and two concealed-zippered hand pockets

Two interior mesh dump pockets for gear storage; this jacket stows into the interior dump pocket

Lycra finished cuff for easy layering under outerwear

Drawcord adjustable hem

Main/Liner: 85% Nylon, 15% Spandex woven

Insulation: 60G Main Body 80% Virgin Wool, 20% Corn Based PLA / 40G Sleeves 70%; Virgin Wool, 30% Corn Based PLA