How to sew a welt pocket on a jacket

The white strip is just a PP strap that is often used for packing work. This is in order not to slide while sewing (sewing gap). When the thickness of the fabric is different, the pressure of the presser foot and the feed dog are not stable. Putting this tape means adding the height, this is very useful. It is used for stitch guide in this 1 needle sewing machine : DDL5550N JUKI 1 needle overlock sewing machine : MO3604 JUKI Button hole sewing machine : DIANA D2002 BABYLOCK Bar tack and Eyelet stitch sewing machine : LK1900ASS JUKI Paris collection, Tokyo collection Sample garment factory Atelier Saison. We have sewed at Shibuyaku, Jingumae in Tokyo for more than 35 years. This is a machine translation and may not be a perfect translation , Sewing