lAll patches are made by me. Some of the proceeds go to wildlife conservation programs. Iron-On 100% Embroidered Patch Spider Stitches Embroidery Item Guidelines: Add a patch to give any item a personal touch. Mend old clothing and make worn out clothes fun again with a patch. This patch is made from 100% colorfast polyester thread, and will withstand hundreds of washings. It will not shrink or fade. The adhesive backing is the strongest commercial polyamide hot melt adhesive available on the market. All of our patches are hot knifed to seal the edges. Each order comes packaged with detailed application instructions.