cotton shell and down insulation

ergonomic shoulder straps

and the leather lining in the nose prevents undue case wear from sights

air circulation and breathability

whistles or other gear that requires instant access on the trail

filson man insulated flannel jac shirt fmosh0026w1335 332 TinClothCollection cotton shell and down insulationBased on vintage archive designs, our Insulated Flannel Jac Shirt is a go to for cold temperatures. The cotton flannel is brushed on both sides for outstanding softness. Quilted through polyester insulation traps heat close to the body. Classic button front and spread collar design. Chest pockets protected by buttoned flaps. Low set welted hand pockets. Shirttail hem. 2 box quilt pattern.