Fold one set of seams towards one side of the garment fabric. If one piece of fabric has interfacing on it and the other doesn't, fold the seams towards the non-interfaced side, as the interfacing on top will help with creating a sharp corner. Holding them there, do the same with the other set of seams.
What is the best way to make a 90 degree turn when sewing?
For a 90 degree angle, just snip the point of the corner off. If your seam allowance is wider than 1/4 inch (6mm) you can trim a bit off the sides at an angle too. For narrow seam allowances, this is not usually necessary.
How do you Mitre a corner of fabric?
How to sew mitered corners
- When hemming two edges that meet, the multiple folds along each edge pile up on top of each other and create an excess of fabric at the corner. ...
- Press the same amount again. ...
- Unfold everything.
- Find the middle square formed by the folds. ...
- Trim along line.
- Fold angled edge in so that the creases line up with each other.