Is suit size same as jacket size?

Another way to estimate your suit size is by looking at your shirt size. If you wear a men’s Small, a size 36 jacket should work for you. Men who wear Medium-size shirts can go for a size 38 suit jacket, while men who wear Large can try sizes 40 and 42.

What’s the difference between 42r and 42l?

A: The length. L is a bit longer for taller people.

Is size 40 medium or large?

Question: Is shirt size 40 medium or large? Answer: A shirt with size 40 corresponds to shirt size medium in the international scale.