If you want to interface you can do so with a Firm interfacing or fusible fleece. Some upholstery fabric frays at the edges and has to be taken care of with a serger. Obviously, the number one choice ...
Step 2 Cut the fabric Cut out a piece of white fabric which is at least 2 inches longer than your design on all sides. Cut out 2 pieces of fusible interfacing of the same size; It is preferable if you ...