: High heat from a dryer can cause the cotton tape around a zipper to shrink while the rest of the garment does not, leading to a puckered effect. Fixes and Prevention:
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
: Shaping the center back seam of a pattern to match the body's curve rather than using a straight line. : High heat from a dryer can cause
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. : Industrial manufacturers often use a heat press
: Industrial manufacturers often use a heat press to stabilize zipper length before it is sewn into high-precision garments. HOW TO REDUCE THE ZIP BULGE TUTORIAL | KIM DAVE
: 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.