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CPT: Module 4 Men’s Suit Jacket Body Alterations
Description
This Course opens April 2, 2026.
Certified Professional Tailor: Module 4 – Jacket Body Alterations.
This module develops a deeper understanding of jacket structure, balance, and upper-body shaping techniques.
1. Vocabulary
Terms include collar roll, back seam, side seam contour, balance point, and posture compensation.
2. Diagram Labeling
Students label:
● Jacket balance diagram
● Collar roll correction
● Side seam blend lines
3. Alteration Analysis Worksheet
Students evaluate:
● Shoulder slope
● Posture influence
● Garment drape
● Proper length adjustments
4. Module 4 Quiz
Covers jacket structure, shaping, and balance techniques.


