shoulder width 17" where shoulder seam meets sleeve across the back of of the jacket across to where shoulder seam meets sleeve on the other side.

chest 20" where armpit and torso meet straight across the jacket

midsection width 18" measuring tape placed across top button on a two button or the middle button on a three button from one edge to the other edge.

hip section 18.5"  measuring tape placed 6 inches below the top button on a two button or 6 inches from the middle button on a three button across the jacket horizontally

center back length 28" from intersection of back where collar and center back seam meet measuring down to bottom hem.

sleeve 24" from shoulder seam down to end of cuff

measured laying flat