Girls Clothing - Sleeveless Leotard
4. Draw lines from these points to the broad end of the original dart. 5. Then, draw new seam lines. 6. To lengthen a sleeve: 1. Slash directly across the sleeve above the elbow and again below the elbow.
4. Trim and grade hem seam allowances. Clip upper corners. Turn hem right side out and press. 5. Fold in seam allowances along stitching and press. Square corners must be mitered; rounded corners must b e notched.