Instructions given fit size small; changes for medium, large/X-large and 2X-large are in [ ].
FINISHED MEASUREMENTS
Bust: 35 inches (small) [40 inches (medium), 45 inches (large/X-large), 50 inches (2X-large)]
Length of Back: 23 1/4 inches (small) [24 3/4 inches (medium), 26 1/4 inches (large/X-large), 27 3/4 inches (2X-large)]
MATERIALS