Biohazard Symbol Embroidered Patch Iron-On Danger Symbol Multi-Colored Logo Iron-On or Sew to Any Garment Patch is 3-inches in diameter Top Quality Biohazard Symbol design made with Detailed Embroidery Ironed-on Patches Will Not Come Off Perfect for Jeans, Jackets, Vests, Hats, Gear Bags, Scrapbooking and more!