country or countries our ancestors came from, we carry on our family pride. Using these decals on your vehicle, everyone will be able to see this sense of pride you have in yourself and your heritage. Flags International offers these metallic decals for your use. These 3″ x 4″ vinyl metallic decals are manufactured with self-adhesive backing. This 3″ x 4″ Portugal decal is great for use on your vehicle or boat.