Blanket Lined Duck Canvas Jacket - BlackDickies Blanket Lined Duck Canvas Jacket A heritage piece built for hard work, the Mens Blanket Lined Duck Canvas Jacket stands up to the elements with time tested durability and comfort. Made from a 100% cotton duck canvas exterior, its blanket lined interior provides warmth while adjustable snaps at the cuffs and waistband help block out the cold. The jacket features a classic corduroy collar, relaxed fit, bi swing back for unrestricted movement,