Why Are Collars Interfaced?

Applying interfacing to the upper collar will prevent the seam allowance from showing through on the right side of the finished collar. Sew-in interfacing be sewn in place when the collar is staystitched. After staystitching the interfacing, trim the interfacing close to the stitching.

Why do we interface collars?

Interfacing is a textile used on the unseen or "wrong" side of fabrics to make an area of a garment more rigid. Interfacings can be used to: stiffen or add body to fabric, such as the interfacing used in shirt collars. strengthen a certain area of the fabric, for instance where buttonholes will be sewn.

Are collars cut on the bias?

Tie end collars may be cut on the bias or straight of grain (if a soft fabric). The neckline seam is usually in the stand (no facing). An easy application is to apply the collar part to the neckline edge. THEN fold right sides together and stitch the tie ends.