Not sure what to pick? Pick this mystery pack and we will send you some of our favorites! All 5 patches will be different designs/shapes. All our patches are typically 3" long or tall one one side. Iron On Instructions Using a Household Iron: 1. Pre-heat iron to the med-high cotton temperature setting (without steam) and select a hard, flat pressing surface (not a padded ironing board). 2. Position patch on pre-washed garment and cover with the included patch pressing sheet. 3. Using iron, apply constant pressure to pressing sheet for 30-40 seconds (no back and forth). 4. Turn garment inside out and repeat, pressing directly on garment to heat though back of patch. 5. Enjoy! (the glue on your new patch should last for about 50 washes)