I made mine a wee bit too small.
Iron vinyl fabric fold.
Creative possibilities are endless with heat transfer vinyl.
Repeat on all four corners.
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Then using the end of a small screwdriver gently score a line on the fabric all along the intended crease.
Cut your fabric to size 18 sq.
To do this mark a line on your fabric where the crease of the fold should go.
Make sure to keep the heat some distance from the banner or tablecloth.
Sewing vinyl like sewing with other fabrics can require seams to be pressed in a certain direction.
The first thing to note is that you need to make sure neither the hair dryer nor the iron comes into direct contact with the vinyl material.
For a different approach score area of the fabric that will become the crease before you even fold it over.
See the steps outlined below on how to iron vinyl fabric.