How to make piping tips
Adding in some piping also helped to give the cover a nice shape and definition.
Making basic piping:
How to make and use piping. Piping can be made ahead of time and stored, just the same way you make bias tape from fabric left-overs and save it for the perfect project. In fact, piping needs to be made with bias tape, because it needs the fabric to be cut on the bias to that it will move, give and stretch around curves and corners.
Find some more how to make piping tips here.