The production process is as follows.
1. Create a new file in Photoshop. Create a new layer 1, set the foreground color to blue, and set the RGB values to 49, 122, and 154 respectively. Press the Ctrl+Delete keys to fill. The effect is as shown in Figure 01. 
2. Select layer 1, execute the "Filter", "Texture" and "Texture" commands in the menu bar, and set the parameters in the pop-up dialog box as shown in Figure 02. 
The image effect is shown in Figure 03.
3. Press Ctrl+T to rotate the image 90 degrees. The image effect is as shown in Figure 04. 
4. Select layer 1, execute the "Filter", "Sharpen" and "USM Sharpen" commands in the menu bar, and set the parameters in the pop-up dialog box as shown in Figure 05. 
The image effect is shown in Figure 06. 
5. Create a new document with a width and height of 26 pixels. Create a new layer, click the brush tool, set the main diameter to 3, the foreground color to dark blue, and draw a diagonal straight line on the screen. The effect is shown in Figure 07. 
6. Execute the "Edit" and "Define Pattern" commands in the menu bar, and click the OK button in the dialog box.
7. Return to the file just now, create a new layer 2, click the paint bucket tool, and select the defined pattern in the property bar as shown in Figure 08. 
The filling effect is shown in Figure 09. 
8. Select layer 2, execute the "Filter", "Distort" and "Glass" commands in the menu bar, and set the parameters in the dialog box as shown in Figure 10. 
The image effect is shown in Figure 11. 
9. Select layer 2, execute the "Filter", "Artistic Effect" and "Smear Stick" commands in the menu bar, and set the parameters as shown in Figure 12. 
The image effect is shown in Figure 13. 
10. Select layer 2, execute the "Filter", "Distort" and "Ripple" commands in the menu bar, and set the amount to 100% in the dialog box, as shown in Figure 14. 
The image effect is shown in Figure 15. 
11. Set the layer blending mode of layer 2 to "Linear Burn" and the opacity to 80%. The image effect is as shown in Figure 16. 
12. Hide the background layer. Hold down the Shift key while selecting layer 1 and layer 2. Press the shortcut keys Shift+Ctrl+Alt+E to stamp the visible layer to generate layer 3.
13. Press Ctrl+J to copy layer 3 to get a copy of layer 3. Select layer 3, press Ctrl+M to open the "Curve" dialog box, and set various parameters as shown in Figure 17 with reference to the picture on the lower left. 
Adjust the level brightness of the image, and the image effect is as shown in Figure 18. 
14. Click the pen tool, draw a path, press Ctrl+Enter to load the path as a selection, and then click the Add Layer Mask button below the layer panel. The image effect is as shown in Figure 19. 
15. Select the copy of layer 3, use the same method to draw a path in the upper left corner of the screen and add a mask. The effect is as shown in Figure 20. 
16. Create a new document with a width and height of 50 pixels. Create a new layer 1, click the pen tool, draw a suture-shaped path in the picture, and fill it with black. The image effect is as shown in Figure 21. 
17. Hide the background and execute the "Edit" "Define Brush Preset" command on the image on layer 1.
18. Return to the file, create a new layer 4, hold down the Ctrl key while clicking the layer thumbnail of layer 1, load the mask selection, and execute "Select", "Modify" and "Shrink" in the menu bar command, set the shrink amount to 10 pixels in the dialog box, as shown in Figure 22. 
Switch to the path panel and click the "Generate working path from selection" button, the effect is as shown in Figure 23. 
19. Keep the selection unchanged, click the brush tool, select the brush just defined, and set it as shown in Figure 24. 
Set the color and click the "Stroke path with brush" button below the path panel. The effect is as shown in Figure 25. 
20. Double-click layer 4 to bring up the layer style dialog box, check the drop shadow and bevel and relief styles, and set the parameters as shown in Figures 26 and 27. 
21. Use the same method to add other seams to the jeans. The effect is as shown in Figure 28-31. 
22. Create a new layer 5, select the "Brush Tool" in the toolbox, set the brush to "Airbrush Pen Opaque Stroke", set the foreground color to dark blue, and draw shadows and folds according to the structure of the jeans. The effect is shown in Figure 32 . 
23. Finally add the buttons, the final effect is shown in Figure 33.