filson man denim jac shirt fmcps0197w1391 463 SS26_2S50 and a full-width

and a full-width

a fabric renowned for its durability in work shirts

Our unwaxed

our archival Mackinaw Wool Work Jacket is the solution that simply works

The shell fabric is a combination of our waxed-cotton Cover and Shelter Cloths to keep the down dry and maintain its insulating power

filson man denim jac shirt fmcps0197w1391 463 SS26_2S50 and a full-widthLong trusted for work in the West, denim brings weight and structure to this insulated layer. The heavy duty 15 oz. shell blocks cold wind. The body is lined with high pile fleece for warmth, while the sleeves are insulated with quilted polyester to reduce bulk and layer cleanly. Cut like a shirt, it's a straightforward layer that stays warm without feeling oversized. Side seam slits at the hem improve mobility when bending, reaching, or sitting.