Patch Sizing: The scale of the fuzzy Velcro on most flight fits is four" x four". A bigger patch will hang from the Velcro and tends to get caught on pretty much every bit of material which you walk by. We very recommend a optimum dimensions of 4” tall https://operation-inherent-resolv38825.vblogetin.com/31250734/helping-the-others-realize-the-advantages-of-operation-inherent-resolve-unit-awards