Measure from your right shoulder across to your left hip below the belt line.
The 30", 35", 40"" is the inside low hip measurement which is about 5-6 inches below your waist.
is the total length to the point is about 5 " longer
your finger tips are to touch the end of the point or close to it
you fingers can not be short per regulations
is its a few inches short you'll go to the next size