Sizing chart
Balance — breast shaper
Find the right size for breast shapers. Underbust values are US band sizes; cup difference is measured as the difference between the two breasts.
Cup size and band size give your shaper sizeFind your cup row, then read across to your band size.
| Cup size | Underbust measurement (band size) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AA | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 | 52 | |
| A | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 | 52 |
| B | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | 50 | |
| C | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | 48 | ||
| D | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | 46 | |||
| DD | 30 | 32 | 34 | 36 | 38 | 40 | 42 | 44 | ||||
| DDD | 30 | 32 | 34 | 36 | 38 | 40 | 42 | |||||
| G | 34 | 36 | 38 | 40 | ||||||||
| Shaper Delta | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| Shaper Oval, Ellipse, Varia | S | M | L | XL | ||||||||
| Balance Aqua Wave | 1/2 | 3/4 | 5/6 | 7/8 | 9/10 | 11/12 | ||||||
Cup difference methodAlternative route when you know the difference between both breasts.
| Cup difference method | Shape | Shaper size | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| S | M | L | XL | ||||||||||
| CD < 1 cm or 3/8″Thin shaper | Oval | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | ||
| CD 1–2 cm or 3/8″–3/4″Medium shaper | Delta | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | |
| CD ≥ 2 cm or 3/4″Full shaper | Delta | 3/4 | 5/6 | 7/8 | 9/10 | 11/12 | |||||||
The CD method cannot be used for Ellipse and Varia shapers. Between two sizes? Ask your fitter to confirm the size before you order.
Related Articles

Learn what to expect at a post-mastectomy fitting, from private measurements and bra selection to choosing the right breast form. Discover how a trained fitter helps create a comfortable, natural-l...

Learn what kind of bra to wear after a lumpectomy and which features can support a comfortable recovery. Discover the benefits of soft fabrics, front closures, seamless construction and gentle comp...

Learn what a mastectomy swimsuit is and how hidden pockets, supportive bands and comfortable coverage help keep breast forms secure. Explore Amoena one-piece swimsuits, bikinis, tankinis and swimdr...