(1) Width

The first measure you need to know the width of the t-shirt, which is measured from one edge to the other heart height to be clear (from the stitching point to the other).

(2) Lenght

The second measure we need is the length of the t-shirt that must be taken by measuring from the neck to the bottom.

(3) Shoulder

The shoulder size is taken from the stitching point with the sleeve to the other stitching point.