question about yonex and victor shirt sizes

Question about Yonex and Victor shirt sizes

I'm looking for some new badminton jerseys, and these are two that I really like:
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However, I'm not exactly sure, which size I should get. I have two jerseys from Victor and Li-Ning, both in L. However my normal clothing size (european brands) is M,…

Question about Yonex and Victor shirt sizes