How to sew Zipper and Hook and Eye on the center of the back bodice

An excerpt from “How to sew a Pullover Blouse“. The fabric seems to be a mixture of cotton and recycled fiber. (Burn fabric and verify) The white strip is just a “PP strap“. (05:18) 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.