Fits true to size.  Bodice is fitted, be sure to check that it will fit your measurements.

MEASUREMENT	S	M	L
Across bust	17"	18"	19"
Across waist	15"	16"	17"
Length	30.5"	31"	32"
Sleeve circumference	12"	12.5"	13"
Length of sleeves	20"	20"	20"