Celtic Frost band patch
Celtic Frost was from Switzerland, a heavy metal band from Zürich. They are remembered for their strong influence on the development of several varieties of extreme metal and for their avant-garde approach to music more generally.
Embroidered Patch: Patches of this type are typically made from canvas with the design and edge done in embroidery. These can be applied onto your project by glue, fabric adhesive, or some have iron on material. Typically sewing them on is the best form of attachment.