Each patch requires a finish border style.

Heat-cut edge

Merrow Edge

Scissors-cut edge (hand-cut)

Heat-cut edge : There must be a stitched border around the shape and then cut with a heat knife.
Merrow border : Also called "Overlocked". Merrow border only could be used on a regular shape.
Scissors-cut edge : When customers need an old school style, scissors-cut edge is the best decision as there will be material stayed and whiskers.