Check the listing for details. Chevrolet Bowtie Embroidered Iron On Patch 10”x 4” Black. Listed at 6.99 USD. Place a pressing cloth (you can use a cotton pillowcase or handkerchief) between the patch and the iron. Press the iron downward and hold it in place firmly for 1-3 minutes (iron quality varies). Once the patch is affixed to the fabric, turn the item of clothing inside out and lay it flat on your ironing board.