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Sizing Guide
Size Guide
Use the toggle below to switch between inches (IN) and centimeters (CM) for accurate measurements.
| Size | US Numeric Size | Bust (in) | Waist (in) | Hips (in) | UK | AUS | EU | FR |
|---|---|---|---|---|---|---|---|---|
| XS | 0-2 | 31-32 | 24-25 | 34-35 | 4-6 | 4-6 | 32-34 | 34-36 |
| S | 4-6 | 33-34 | 26-27 | 36-37 | 8-10 | 8-10 | 36-38 | 38-40 |
| M | 8-10 | 35-36 | 28-29 | 38-39 | 12-14 | 12-14 | 40-42 | 42-44 |
| L | 10-12 | 37-38 | 30-31 | 40-41 | 14-16 | 14-16 | 42-44 | 44-46 |
| Size | US Numeric Size | Bust (cm) | Waist (cm) | Hips (cm) | UK | AUS | EU | FR |
|---|---|---|---|---|---|---|---|---|
| XS | 0-2 | 79-81 | 61-63 | 86-89 | 4-6 | 4-6 | 32-34 | 34-36 |
| S | 4-6 | 84-86 | 66-68 | 91-94 | 8-10 | 8-10 | 36-38 | 38-40 |
| M | 8-10 | 89-91 | 71-74 | 97-99 | 12-14 | 12-14 | 40-42 | 42-44 |
| L | 10-12 | 94-97 | 76-79 | 102-104 | 14-16 | 14-16 | 42-44 | 44-46 |
How to Measure Yourself
- Bust: Measure around the fullest part of your chest.
- Waist: Measure around the narrowest part of your torso.
- Hips: Measure around the fullest part of your hips.
Fit Note: NIA runs true to size. If you're between sizes, we recommend sizing down for a fitted look or sizing up for a more relaxed fit.