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Vintage Letterman Jacket Size Chart

All measurements are in inches, with the jacket fastened and laid flat. Chest and bottom-rib measurements are widths, not circumference. The bottom rib is measured unstretched. Compare with a jacket that fits comfortably. Measurements may vary by up to ½″ above or below the listed values.

Jacket measured flat: A chest width, B bottom rib width, C sleeve length, D shoulder width, E jacket length including bottom rib.

A: Chest width · B: Bottom rib width · C: Sleeve length · D: Shoulder width · E: Jacket length

Size A B C D E
4XS 18 16 18½ 15 22½
3XS 19 16½ 20 16½ 24½
2XS 21 17 23 18 25½
XS 23½ 17½ 26½ 19½ 26½
S 24½ 18½ 27 20½ 27
M 25½ 19½ 27½ 21½ 27½
L 26½ 20½ 28 22½ 28
XL 27½ 21½ 28½ 23½ 28½
2XL 28½ 22½ 29 24½ 29
3XL 29½ 23½ 29½ 25½ 29½
4XL 30½ 24½ 30 26½ 30
5XL 31½ 25½ 30½ 27½ 30½
6XL 32½ 26½ 31 28½ 31

These are standard jacket measurements before any requested sleeve or body-length adjustments, which can be selected when ordering. Allow room for comfortable movement and any layers you’ll wear underneath. For the best comparison, measure a jacket that already fits you well.

Still not sure your size? We recommend setting up a try-on session. Contact us to set that up or for any other questions.