You may have to return it. It is too tight, size chart is not accurate. The L large states 44-46 size. I generally wear blazers in 44R. The jacket would be great if it fit.
ο»Ώ
Gildan Performance Men's π Clothing and Shirts with Moisture-Wicking Polyester
44 Review
Men'S Regular Fit Short-Sleeve Dress Shirts By Allsense - Look Stylish And Professional!
41 Review
Calvin Klein π Herringbone Sleeve Men's Dress Clothing
50 Review
INFLATION Bamboo Shirts Sleeve Elastic Men's Clothing in Shirts
45 Review