Bulve.zip -

In fashion and sewing, a "zip bulge" is a common issue where a zipper does not lay flat against the body, causing an unsightly curve or bump.

Based on your query, there appears to be a slight typo. You are likely looking for information regarding (sometimes referred to as zipper puckering) or possibly bulve , which is an older term for certain types of bulb vegetables or specialized anatomical structures. 1. Zip Bulge (Zipper Puckering) bulve.zip

: Pulling or stretching the fabric while sewing the zipper in can cause it to "wave" once released. In fashion and sewing, a "zip bulge" is

: Occurs when a rigid zipper is sewn into stretchy fabric (like jersey or spandex) without stabilization. : Applying a strip of lightweight iron-on stabilizer

: Applying a strip of lightweight iron-on stabilizer or stay tape to the seam before sewing helps the fabric behave more like a woven material.