YFFUSHIMen's Casual Suit Jacket Slim Fit One Button Notched Lapel Business Daily Lightweight Blazer Jacket, Black, XL

I am 200 lbs and 5'6 i do have a belly as well. normally i wear a mens 46 short. what size is best? can it be tailored at all?

6'4" 160lbs?

5'7" 198lbs.. What size?

What is the measurement for the xlarge jackets