This product is made of raw fibers. It is constructed of high density insulation filler with a fully encapsulated outer jacket. The outer jacket is sewn and bound to wire mesh at the closing seams. The said mesh is of hot galvanized type holding hexagonal studs with a diameter of 3.4 and 1 inch Iso blanket with one side of wire mesh Iso blanket with two side of wire mesh Iso blanket with one side of wire mesh and aluminum foil Iso blanket with one side of wire mesh and kraft paper