Bias tape is a great way to finish the edges of a project, whether you are making something as large as a quilt or as small as a placemat. Learn different techniques for applying bias tape, including different methods for single and double fold tape- Ashley Hough shows you how. The method you choose for using bias tape for finishing can depend on your project and the type of tape you are using. Ashley begins by explaining the difference between bias tape and straight grain tape.