Overcast is a sewing technique that involves creating small in-out stitches to securely connect two material pieces together. This approach provides durability and prevents the material from fraying. The backstitch is used for a selection of sewing projects, including hemming, sewing appliques, or even making blankets. It gives a neat and skilled
look to the finished item.
5 Most Useful Basic Hand Sewing Stitches Stitch Clinic