v1.5 — Creating Collar, Piping, & Bottom Binding Layers
Technical Sketch | 2Ds | Phase 3
Last Updated: May 6, 2026
TRIM & SYMBOL INTEGRATION
Overview
In this segment, you will learn how to move from completed thread work into organizing the remaining trim details in the master file, starting with the bottom binding and then building out the collar and piping structure.
You will begin by turning on the already-created bottom binding layer so you can reuse the work completed during the thread stage. From there, you will see how to duplicate and group the three base panels, and how to lock or hide any layers that are not needed so your workspace stays focused and easy to manage.
Next, the walkthrough shows you how to apply and adjust graphic styles for piping and collar strokes. You will learn why a stroke weight of around 150 works well visually for 2D art (versus a heavier 1D setting), and how to expand all strokes so they become editable shapes instead of live strokes. With those shapes expanded, you will then learn how to split the collar and piping into individual components and organize them clearly into front and back panels, including collar outside, collar inside, right and left piping, and the inner liner. This structure makes future edits, fabric changes, and handoffs much easier to manage.
STEP-by-STep guide
1. Turn on the already-created bottom binding layer 0:00
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The speaker has just finished the threads and is moving on to the remaining garment layers.
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They note that the bottom binding was already created through the thread process.
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Instead of rebuilding it, they simply turn it on and keep moving.
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Key point: if a layer already exists, reuse it rather than duplicating work.
2. Move the base artwork out of the symbol and organize the layers 1:05
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The work is happening inside a symbol, so the speaker wants to reorganize the contents while staying within that structure.
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They drag the base elements upward so they are easier to work with.
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The layers are renamed and grouped so the structure is cleaner.
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Grouping is important because clicking into a group hides the other layers, which helps isolate the part being edited.
3. Duplicate the base panel and hide or lock unused layers 1:59
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The base panel is brought up and duplicated.
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Layers that are not needed for the current step are hidden or locked.
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This keeps the workspace focused on only the editable parts.
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The goal is to avoid accidentally editing the wrong layer while building the garment details.
4. Apply the correct graphic styles and adjust stroke weight 2:15
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The speaker opens the graphic styles panel.
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Available styles include:
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armhole
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piping
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collar
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bottom binding
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They note that the piping style is designed to account for the sew line, so it appears thicker.
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The stroke weight is adjusted manually by eye:
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default is around 215 for the 1D process
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they prefer 150 for the 2D version because it looks visually better
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Main idea: match the stroke thickness to the visual needs of the 2D artwork.
5. Build the collar shape by cleaning up the outer and inner paths 3:49
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With the front panel temporarily hidden, the speaker focuses on the collar.
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They keep the outside shape and delete the inside shape.
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This leaves the collar outline clean and usable.
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They verify the result before bringing the front panel back.
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The same cleanup approach is used repeatedly for other garment pieces.
6. Clean up the remaining garment pieces with path edits 4:21
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The speaker continues by bringing shapes out, deleting unnecessary parts, and refining the artwork.
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They use the pen tool / anchor points to clean up awkward areas, such as a small “ear” in the shape.
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They repeat the process for the bottom and other sections.
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They mention that this could have been done earlier during the thread stage, but they continue with the current workflow.
7. Expand all strokes into editable shapes 10:23
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Once the shapes are cleaned up, the speaker expands the strokes.
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They use:
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Object > Expand
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then Expand again
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This converts the strokes into actual shapes that can be divided and recolored.
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Expanding is necessary before separating the artwork into individual components.
8. Divide the artwork into separate collar and piping components 11:14
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The collar is assigned a green color.
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The speaker uses Divide on the clipping masks/groups so the artwork becomes individual shapes.
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After dividing, the file now contains separate pieces such as:
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collar outside
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collar inside
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right and left armhole piping
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front extracted shape
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They explain that some extracted pieces are useful for garments with independent collars or sleeves, or when different fabrics are involved.
9. Reorganize the extracted pieces into front and back panel groups 12:43
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The speaker exits the current group and moves the extracted pieces back into the correct panel structure.
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They rename and regroup the artwork so it is organized by:
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back
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front
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This is done to make the file more useful for the next designer.
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The structure is intentionally being made larger and more detailed so future edits are easier.
10. Label the collar, piping, and inner lining layers clearly 13:14
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The speaker scrolls through the layer structure and assigns meaningful names.
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For the back panel, they identify layers such as:
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collar outside
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collar inside
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piping right
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piping left
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inner lining
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They note that the inner lining may not be needed immediately, but it is useful to keep.
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The goal is to create a flexible layer system that can be turned on or off later.
11. Finalize the back panel organization and prepare for handoff 15:23
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The same grouping and labeling process is repeated for the back.
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The collar and piping are grouped together.
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At this point, the 2D build is complete.
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The speaker summarizes what has been finished:
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line art
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threads
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shadows
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base color
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front and back
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Next step: place everything into individual symbols for final handoff.