Woven patches with merrow edging.
PVC Patch can be done with or without velcro backing, can even be looped to use as a keychain.
Embroidered patch with merrow edging and metallic threading.
Embroidered patch with heat cut edging and cut to shape of the design.
Woven patches can achieve greater detail than standard embroidered patches too.
Embroidered is the tried and true of patches with the feel of the stitching on all the details.