Patch Sizing: The size on the fuzzy Velcro on most flight satisfies is 4" x 4". A larger patch will hold from the Velcro and has a tendency to get caught on nearly every piece of fabric that you stroll by. We really recommend a highest measurement of four” https://operation-inherent-resolv60471.angelinsblog.com/25704004/the-single-best-strategy-to-use-for-operation-inherent-resolve