A Chest: Measure straight across chest under armpit, and double the measurement
B Shoulder: Measure distance between two shoulder seams
C Back Length: measure the length at the center back from the base of the collar to the hem
D Sleeve Length: Measure from shoulder seam to end of cuff
In studio Model above is: 185cm (6’1”) ; 73kgs (160lbs) ; Chest:98cm, Waist:76cm, Hips:94cm, and wears size: M.