Bias tape is a long stripe of fabric cut diagonally then folded. It is used for sewing on any piece of fabric or quilt to finish the raw edges, making piping, binding seams, placemats, and bibs, soft furnishings, crafting.
The Bias tape adds the finishing touch to the handmade project with matching or contrast color.
There is also a choice on the widths, 2 or 4 cm sizes are the most common.
A useful tip for best results is to always check & choose the ones made of diagonally cut fabric.