*Bra made by Net Vir Jou Onderklere
If you wear a D cup, please select the larger strap size. For example, a 32D would require a 16mm strap.
| Bra Size | Underwire Size | Strap Size |
| 30A, 32AA | 28B | 13mm |
| 30B, 32A, 34AA | 30B | 13mm |
| 34A, 32B, 30C, 36AA | 32B | 13mm |
| 34B, 32C, 30D, 36A, 38AA | 34B | 13mm |
| 36B, 34C, 32D, 38A | 36B | 13mm or 16mm |
| 38B, 36C, 34D, 30E, 40A | 38B | 13mm or 16mm |
| 40B, 38C, 36D, 32E, 30F | 40B | 16mm |
| 42B, 40C, 38D, 34E, 32F, 30G | 42B | 16mm |
| 44B, 42C, 40D, 36E, 34F, 32G, 30H | 44B | 16mm |
| 46B, 44C, 42D, 40E, 36F, 34G, 32H | 46B | 16mm or 19mm |
| 48B, 46C, 44D, 42E, 40F, 36G, 34H | 48B | 19mm |
| 50B, 48C, 46D, 44E, 42F, 40G, 36H | 50B | 19mm |
| 52B, 50C, 48D, 46E, 44F, 42G, 40H | 52B | 19mm |
| 54B, 52C, 50D, 48E, 46F, 44G, 42H | 54B | 19mm |
| 56B, 54C, 52D, 50E, 48F, 46G, 44H | 56B | 19mm |
| 58B, 56C, 54D, 52E, 50F, 48G, 46H | 58B | 19mm |
| 60B, 58C, 56D, 54E, 52F, 50G, 48H | 60B | 19mm |