Can You Heat Press 100 Polyester Backpack?

Can You Heat Press 100 Polyester Backpack? You use a “heat” press to adhere the transfers adhesive or ink to the fabric. The problem with this though is some fabric (ahem, polyester) is sensitive to high temperatures and the fabric fibers can scorch (melt). Can you use heat transfer vinyl 100 polyester? Preheat your polyester