For sale is an authentic, unused Jac-O-Net Hair Net – Run Resistant Dura Finish, Model No. 157. The French Type Tiny Mesh is described as invisible and durable. New in the package. The package features a vivid portrait of a young woman with a period correct hair style. A great vintage advertising graphic suitable for framing. Plus you really should be wearing a hairnet when you make breakfast for your family. It’s the sanitary thing to do. Package measures 5 1/2 inches by 4 1/2 inches.