Measuring your bra size
- Measure round your rib cage under the breast
(called ‘under-bust’). - Measure around the fullest part of your breast
(called ‘over-bust’). - Find where these two measurements intersect on our bra guide chart to learn your bra and cup size.
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| (Inches) | Overbust | ||||||||||
| Under-bust |
29 |
30 |
31 |
32 |
33 |
34 |
35 |
36 |
37 |
38 |
39 |
|
23.5 |
28AA |
28A |
28B |
||||||||
|
25.5 |
30AA |
30A |
30B |
30C |
|||||||
|
27.5 |
32AA |
32A |
32B |
32C |
32D |
32DD |
32E |
32F |
|||
|
29.5 |
34AA |
34A |
34B |
34C |
34D |
34DD |
34E |
34F |
|||
|
31.5 |
36AA |
36A |
36B |
36C |
36D |
36DD |
36E |
||||
|
33.5 |
38AA |
38A |
38B |
38C |
38D |
38DD |
|||||
| (Inches) | Overbust | ||||||
| Under-bust |
38 |
39 |
40 |
41 |
42 |
43 |
44 |
|
27.5 |
32F |
|
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|
29.5 |
34E |
34F |
34G |
|
|
||
|
31.5 |
36DD | 36E |
36F |
36G |
|
||
|
33.5 |
38D | 38DD | 38E |
38F |
38G |
|
|
|
35.5 |
40C | 40D | 40DD | 40E |
40F |
40G |
|
|
37.5 |
42C | 42D | 42DD | 42E |
42F |
42G |
|
|
39.5 |
44C | 44D | 44DD |
44E |
44F |
||
|
41.5 |
46C | 46D |
46DD |
46E |
|||
| Country conversion | |||
| UK | EU | USA | France |
| AA | AA | n/a | AA |
| AA | A | A | A |
| B | B | B | B |
| C | C | C | C |
| D | D | D | D |
| DD | DD | DD/E | DD |
| E | EU | DDD/F | E |
| F | F | G | F |
| G | G | n/a | G |
| Country conversion | |||
| UK | EU | USA | France |
| 30 | 65 | 30 | 80 |
| 32 | 70 | 32 | 85 |
| 34 | 75 | 34 | 90 |
| 36 | 80 | 36 | 95 |
| 38 | 85 | 38 | 100 |
| 40 | 90 | 40 | 105 |
| 42 | 95 | 42 | 110 |
| 44 | 100 | 44 | 115 |
| 46 | 105 | 46 | 120 |