selvage

/ˈsɛlvɪdʒ/
noun
  1. The edge of a piece of fabric that is finished so that it does not unravel or fray.
    • She trimmed the selvage before sewing the two pieces of cloth together.
    • When cutting fabric, always measure from the selvage to ensure straight pieces.
    • The selvage on this denim is a different color, which gives the jeans a unique look.
  2. A border or edge that is different from the main part, especially in weaving or printing.
    • The selvage of the carpet had a slightly tighter weave than the rest.
    • In the wallpaper roll, the selvage was printed with pattern numbers and color codes.
    • The weaver created a decorative selvage along the sides of the scarf.