Will LasryFounder, Glass Factory · 1.5M+ Online | Vogue 100 Innovators

Sewing Denim Jacket Panels Together

4 Feb 2026 · 1 min

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0:49

In this short video, two presenters walk through the detailed workflow for constructing a denim jacket panel. Speaker A demonstrates how a scrap of fabric is used to test the sewing machine, explains the folded‑panel setup that creates a perfect double‑needle stitch, and points out the added complexity when panels are sewn together and embroidered across the seam. Speaker B describes the production sequence (PPS), emphasizing that after the denim is washed the waistband must be sewn separately because washing can weaken threads, and that the interior components (lining, collar) are applied only after washing. The discussion highlights why certain marks are absent on the finished garment and underscores the importance of ordering washing, embroidery, and final assembly to maintain durability.

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I get why this is like Andrea's favorite machine. It's very satisfying. What you just saw her do over there, by the way, is she uses that piece of fabric just to test the machine before getting started. And so this little piece of fabric over here is a scrap that they just press lines on right before getting going. And she's going to start sewing. Notice how this is folded over here, right? This is not just one consistent piece of fabric here. It's been folded as a panel. You flip it over, but it also leaves behind a perfect double needle stitch that follows the line of the denim.
This is the PPS, that is following the production. After washing, this denim will become like this.
In this particular case, this is an extra complicated piece. If you look at the panels here, this is actually sewn together. These two panels are joined, but the embroidery goes over the panel.
After washing, they come, they have to sew this part because it will destroy a bit and lose some thread. So the waistband must be open and washed separately from the jeans. That's why you don't see the usual regular marks because all the interior must be applied after the washing also. Goes to embroidery, goes to washing, comes for sewing and applying the lining and the collar, and then it's finished.
This is sick!