The width of the wiggly vertical lines varies around 0.4cm
For a professional finish, combine it with matching ribbing.
This sweater fabric is very soft with a smooth top and loops at the back. It stretches well in both horizontal and vertical directions.
This is a top-quality fabric, it is dyed throughout (front and back) so no white lines will appear when the fabric is stretched. Therefore you can also use the back of the fabric if desired to add fun details to your garments.