Notches: The Roadmap to Accurate Garment Assembly
- Reyburn Brown
- Mar 17
- 2 min read
Updated: Aug 4
Notches are critical in garment construction. These small yet important markers guide fabric alignment, ensuring garments are assembled accurately and efficiently. Located along the fabric edges, notches simplify the sewing process and assist sew technicians in creating a flawless finished garment.

Understanding Notches
Notches appear on the seam line of a pattern. They show where pieces should be aligned and sewn together. These markers indicate the starting and ending points for various sewing techniques—like gathering, pleating, and placing darts. For example, using notches to mark darts helps ensure that both sides match perfectly, significantly improving the overall look of the garment.
In pattern making, notches also signify key points such as center back (CB) and center front (CF). By providing clear visual indicators, notches make complicated projects much easier to manage.
Different types of notches serve various purposes. Single notches often indicate front pieces, while double notches signal back pieces. Triple notches are particularly helpful for intricate designs, ensuring that the fabric is not accidentally flipped during assembly.
How to Effectively Use Notches
Effectively utilizing notches can greatly improve the quality of your completed garment. When creating patterns, pay close attention to where you place them. For instance, when marking the bust/chest line, hip lines, the start of darts, or fold lines, clearly indicating notches on the pattern will assist in guiding your sew technician.
Let’s say you are working on a fitted, shapely garment. By marking extra notches accurately on the bust/chest, waist, and hip lines, you ensure that each section aligns perfectly. This not only improves assembly but also allows for a smoother workflow. Spending extra time on this detail can transform your sewing experience from frustrating to enjoyable.

A Roadmap to Accuracy
Notches are the unsung heroes of garment assembly, acting as a roadmap to accuracy and ease. Their strategic placement allows sew technician to tackle complex designs while ensuring proper alignment throughout the sewing process. Whether you are crafting a simple skirt or a detailed jacket, mastering the role of notches can significantly elevate your sewing skills. Reyburn


"Is would be almost impossible to assemble a garment without notches." Reyburn