US Size 40B in UK — Women's Bras
US 40B =
UK 40B
United States (US) women's bras size 40B converts to United Kingdom (UK) size 40B. This is a standard conversion used across most major bras brands and retailers.
When shopping from United Kingdom brands like Bravissimo, Marks & Spencer, Freya, look for size 40B on the label. Keep in mind that sizing can vary slightly between brands, so always check the specific brand's size chart if available.
For reference, one size down (US 40A) is UK 40A, and one size up (US 40C) is UK 40C. If you're between sizes, most fitting guides recommend sizing up for comfort.
This conversion is especially useful for international shoppers purchasing women's from United Kingdom retailers or ordering United States-sized products from brands like Victoria's Secret or ThirdLove to ship internationally.
Quick Converter
US 40B =
UK 40B
Full US to UK Women's Bras Size Chart
| US | UK |
|---|---|
| 30A | 30A |
| 30B | 30B |
| 30C | 30C |
| 30D | 30D |
| 30DD | 30DD |
| 32A | 32A |
| 32B | 32B |
| 32C | 32C |
| 32D | 32D |
| 32DD | 32DD |
| 32DDD | 32E |
| 34A | 34A |
| 34B | 34B |
| 34C | 34C |
| 34D | 34D |
| 34DD | 34DD |
| 34DDD | 34E |
| 36A | 36A |
| 36B | 36B |
| 36C | 36C |
| 36D | 36D |
| 36DD | 36DD |
| 36DDD | 36E |
| 38A | 38A |
| 38B | 38B |
| 38C | 38C |
| 38D | 38D |
| 38DD | 38DD |
| 38DDD | 38E |
| 40A | 40A |
| 40B | 40B |
| 40C | 40C |
| 40D | 40D |
| 40DD | 40DD |
| 40DDD | 40E |
| 42A | 42A |
| 42B | 42B |
| 42C | 42C |
| 42D | 42D |
| 42DD | 42DD |
| 42DDD | 42E |
Frequently Asked Questions
- What is US women's bras size 40B in UK?
- US women's bras size 40B is equivalent to UK size 40B.
- Is US size 40B the same as UK size 40B?
- Yes, US size 40B and UK size 40B are equivalent in women's bras sizing. However, fit may vary slightly between brands.
- What if US size 40B is too small — what's the next size up in UK?
- The next size up from US 40B is US 40C, which converts to UK 40C.