450g/m2 oil and flame resistant PVC coated cotton.
Mens Helly Hansen Work Jacket: Helly Hansen Outerwear. To Keep you warm in the rain! The Fox Creek Jacket from Helly Hansen features 450 g/m2 oil and flam resistant PVC coated cotton, Micro-welded seams, 100%waterproof, flame retardant, attached generously cut 3 panel helmet hood with a draw cord, inside storm flap, and concealed nickel plated brass snaps.
This is one tough rain jacket, two of us pulling on it could not tear the seams out.