Sizes of items listed in descriptions are approximate and are measured as the overall width laying down flat. 

Bust measurements are flat measurements, and are measured  1" down from the armhole.

(Yes, it's one piece!)

X-Small:  

Bust 35"

Length 41"

Small: 

Bust 36.5"

Length 41.5"

Medium: 

Bust 38"

Length 42"

Large: 

Bust 39.5"

Length 42.5"

X-Large: 

Bust 41.5"

Length 43"

XX-Large:

Bust 43.5"

Length 43.5"