Product Details Embroidered and Glitter Game Day Pennant Patch in YELLOW Measures 3.5" x 1.5" These come with adhesive backing that is heat activated, we recommend applying with a heat press. Can be used on: - Apparel - Bags -Hats WE SUGGEST PRESSING AT 325 DEGREES FOR 20 SECONDS FROM THE UNDERSIDE OF THE PATCH/GARMENT WASHING INSTRUCTIONS: COLD/DELICATE, INSIDE OUT, LAY FLAT TO DRY. NO BLEACH OR FABRIC SOFTENER