I normally wear a size 2 or 4 and I got the small. It fit perfectly. I don't have big boobs at all though so if you do then definitely go up a size. Got so many compliments!

Black Reagan Dress

Marissa Webb

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Size Worn: S

Usual Size: 4

Height: 5' 6"

Weight: 130lbs

Bust: 32B

Matches with pretty much everything!

Black Perforated Leo Clutch

Rebecca Minkoff Accessories

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Usual Size: 4

Height: 5' 6"

Weight: 133lbs

Bust: 34A