What is the purpose of fake stitching during a fashion show

Question: What is the purpose of fake stitching during a fashion show

fake stitching: Add Tack | Style3D Studio Help Center

Drawstrings, open jackets, hats, and other items are prone to floating or deforming during the runway walk.

You can combine bonding, solidify, and add tack to achieve a stable shape. (When editing fake seams, you can freely set the length of the fake seam lines.)