Size Guide

CHEST

Measure around the fullest part of your bust-typically around the nipple line.

WAIST

With feet together, measure around your natural waistline- typically the narrowest part of your body.

HIPS

With feet together, measure around your natural waistline- typically the narrowest part of your body.

TOPS
BOTTOMS
ONE PIECE
Conversion
AU UK EU
XXS 4 4 32
XS 6 6 34
S 8 8 36
M 10 10 38
L 12 12 40
XL 14 14 42
XXL 16 16 44
/
BUST WAIST HIPS
XXS 76–80 58–62 84–88
XS 81–85 63–67 89–93
S 86–90 68–72 94–98
M 91–95 73–77 99–103
L 96–100 78–82 104–108
XL 101–105 83–87 109–113
XXL 106–110 88–92 114–118
AU UK EU BUST WAIST HIPS
XXS 4 4 32 76–80 58–62 84–88
XS 6 6 34 81–85 63–67 89–93
S 8 8 36 86–90 68–72 94–98
M 10 10 38 91–95 73–77 99–103
L 12 12 40 96–100 78–82 104–108
XL 14 14 42 101–105 83–87 109–113
XXL 16 16 44 106–110 88–92 114–118

Our pieces are designed for a sculpted fit. If you are between sizes, we
recommend sizing up for comfort, but please be aware that measurements may vary slightly across some styles. For tailored advice, please contact us at hello@stmaci.com. See our Style Guide below to find your best fit.