Sex Pistols Union Jack Iron On Patch | Punk Rock Band Patch Show your punk rock style with this Sex Pistols Union Jack embroidered iron-on patch. Perfect for jackets, battle vests, backpacks, hats, shirts, jeans, and other clothing or accessories. ~ Approximate Size: See 2nd image. ~ Visit my store for more Iron On Patches, bundle to save. Shipping combined at checkout. Backing Type: Heat Activated, Iron-on Adhesive. The patch will iron onto most fabrics that can withstand the heat of a hot dry household iron. Fabrics that may not be suitable include leather, highly elastic fabrics, or nylon fabrics. For these types of materials, this patch can be stitched and/or glued on. SKU: A90