Iron On Embroidered Applique: These areeasy to place ona garment, tote bag, place mats, sheets, etc. Heat seal to cotton and cotton/polyester fabrics. DO NOT APPLY TO RAYON, NYLON OR TRI-ACETATE FABRICS. INSTRUCTIONS: Preheat iron to cotton setting. Do not use steam during applications. (2) Position design and cover with thin pressing cloth. (3) Press straight down with constant pressure for 25 seconds. DO NOT IRON BACK AND FORTH. (4) Allow to cool thoroughly before using. These are machine washable and durable. I recommend line drying any decorated item of clothing. If for some reason you are unhappy with this item, please e-mail us so we may resolve the matter.