Models wearing Gap size S are 5'8"–
5'11" (172–180 cm) with 23.5–26" (60–
66 cm) waist & 33–38" (84–97 cm) hips.
Models wearing Gap size XL are 5'8"–
5'11" (172–180 cm) with 34–36” (86–91
cm) waist & 45–50" (114–127 cm) hips.

APPROXIMATE MEASUREMENT

45" Center front length (measured from the chest down
19.5" armpit to armpit w/ elastic in the back

I am a 38C chest and this dress just sit right, not loose or too tight