1. This comes with one brand new patch. 2. See Picture 2 for measurements. (Inch) blue one just shows the size. 3. See Picture 3 for " How to Apply" 4. Simply search "patch" on my page, you'll be able to see all the patches available 5. Multiple available, please feel free to make an offer if you buy in bulk and message me for any questions. Thank you for stopping by! a33a