Primed Door Jamb are made of wood with thin gesso coat which is used for the door and decoration.

 Door Jamb, Door frame, Exterior jambs
    Door Jambs and primed moulding are made of wood with thin gesso coat which is used for the door and decoration.
    1.Wood Species: Chinese fir or Radiate pine
    2.Moisture content: 10%-12%
    3.Thin gesso coat/water base 
    4.The dimension is as requested (as per drawing or sample).