Men's, Water Repellent and Wind Resistant, 12 oz Firm Hand Duck.
A great extra layer.
12-ounce, heavyweight firm-hand, 100% ring-spun cotton duck. Water repellent and Wind resistant.

Sits at belt height for ease of access to tool belts
Nylon lining quilted to arctic-weight-polyester insulation
Brass center-front zipper with inside storm flap
Inside pocket with hook-and-loop closure
Two large lower-front pockets
Drop tail
Model height: 6'; Chest size: 40"; Wearing size M