This U.S. industry comprises establishments primarily engaged in manufacturing cut and sew hats, caps, millinery, and hat bodies from purchased fabric. Jobbers, who perform entrepreneurial functions involved in hat, cap, and millinery manufacture, including buying raw materials, designing and preparing samples, arranging for hats, caps, and millinery to be made from their materials, and marketing finished hats, caps, and millinery, are included. Cross-References. Establishments primarily engaged in-- ? Cutting and/or sewing materials owned by others for hats, caps, and millinery--are classified in Industry 31521, Cut and Sew Apparel Contractors; ? Manufacturing paper hats and caps--are classified in U.S. Industry 322299, All Other Converted Paper Product Manufacturing; ? Manufacturing plastics or rubber hats and caps (except bathing caps)--are classified in Subsector 326, Plastics and Rubber Products Manufacturing; and ? Manufacturing fur and leather hats and caps--are classified in U.S. Industry 315292, Fur and Leather Apparel Manufacturing.