A great extra layer, Carhartt's Duck Vest is made of cotton duck and insulated for warmth. 

• 12-ounce, firm hand, 100% ring spun cotton duck canvas.
  
• Wind Fighter® technology tames wind.
  
• Nylon lining quilted to arctic-weight polyester insulation.
  
• Rib knit collar.
  
• Brass center-front zipper with interior storm flap.
  
• Interior pocket with hook and loop closure.
  
• Two large insulated lower-front pockets.
  
• Locker loop.
  
• Drop tail hem.
  
• Carhartt-strong, triple-stitched main seams.
  
• Carhartt label sewn on left pocket.
  
• Relaxed fit.