It's the most common option, due to its light weight, good malleability and low production cost. It is not magnetic. Most metal labels/patches that come on homemade or casual products are made of aluminum. To produce highly customized metal shapes, a 3D digital mold is needed. Consult your Product Specialist if you don't have a mold.  

Exquisite-to-touch material. Perfect for label artworks with many colors or gradients.