What is bra sister sizing?

This is what Bra Sister Sizing is all about: A C cup is not just a C cup (or a D cup is not just a D cup, and so on)! Bra Cup Size (cup volume) is relative to Bra Band Size; when Band Size increase (i.e from 34C to 36C US ), the cup volume gets larger.

What is the difference between a 36C and a 36B bra?

A bra in size 36C has a bigger cup (larger cup volume) than a bra in size 34C (even though they both are labeled with C-cups). The same applies to i.e. a 36B and a 38B; the 38B has a larger cup volume than the 36B (but they both have cup size letter B).

Should you go up or down in bra sizes?

The general rule is that if you go up a band size, you need to go down a cup size. The opposite is also true – if you go down a band size, you need to go up a cup size. This ensures the cup size stays the same volume, and only the band size is adjusted, resulting in equivalent bra sizes.

What are the two major aspects of bra size?

The two major aspects of bra size are the band size and the cup size. Band size (frame size) The band size is the size of the bra band around the torso. However, band sizes come in different measurements in different countries, in that sizes such as small, medium, and large, equate to different measurements.

What is a DDD bra size equal to?

It might seem confusing, but yes a DDD is the same as an F—at times they are labeled differently based on the brand. After size D you can either go up to size DD which is the bra size equivalent to size E, size DDD which is equivalent to size F, and size DDDD which is equivalent to size G.

How do you convert bra sizes?

To determine your cup size, first subtract your band measurement from your bust measurement and refer to the cup size chart below. For example, let’s say your bust measurement is 40” and your band size is 36” (40” – 36” = 4”). Check the chart below to discover your cup size.

What are equivalent bra sizes?

Find your current bra size, and your sister sizes are the ones listed in the same row (going across). So, for example, if you’re a 34C, your sister sizes are 30E, 32D, 36B, and 38A. Each row is a family of sister sizes. Let that sink in for a moment: an A cup can also be an E cup.

What is 36FF equivalent to?

Size Chart For Sister Sizes For 36 Bra Band SizeCurrent Bra SizeSister Size DownSister Size Up36FF34G38F36G34GG38FF36GG34H38G36H34HH38GG18 more rows

What is the size of B cup?

34″ – 32″ = 2″. The difference is 2″, which means your cup size is a B cup….Breast Health: Buying a Bra.Cup Size:Difference:A Cup1 inchB Cup2 inchC Cup3 inchD Cup4 inch1 more row•Feb 27, 2014

How do I find my bra cup size?

Follow these bra fit stepsMeasure your band. Wear a lightly lined (non-push-up) bra so your breasts are as close to natural as possible. … Now measure your bust. Place the tape at the fullest part of your bust. … Subtract the band size from your bust size to find the right cup size. Every inch equals one cup size up.

Which cup size is bigger B or C?

If your bust size is less than 1 inch bigger than your band size, you’re a cup size AA. 1-inch difference = A. 2-inch difference = B. 3-inch difference = C.

Is a 32 D cup big?

How Big Is 32D? Generally, if your bra size is 32D, your underbust sizes are 28-29 inches, and your bust size is 35-36 inches. Being a D cup means that your bust size is 4 inches more than your underbust. Even if D cups extend out 4 inches, it doesn’t mean all busts look the same.

Is DD bigger than D?

A DD cup will fit bigger than a D cup. If your breast tissue is overflowing out of a D cup or you’re noticing a gap in your DDD/E bra cups, you might want to try a DD cup. Remember: A US DD and a UK DD cup should fit the relatively the same.

Is G and DDD the same?

Yes, in American bra sizes, a G cup would similar to a DDDD.

Is DD same as E?

Many European brands (and some American brands) use the lettering “E” for a DD cup size and “F” for a DDD cup size.

Is 34E same as 30FF?

A 34E is the sister size to a 30FF.

What is a 34 75 bra size?

73cm – 77cm = size 34 / 75. 78cm – 82cm = size 36 / 80. 83cm – 87cm = size 38 / 85. 88cm – 92cm = size 40 / 90. 93cm – 97cm = size 42 / 95.

What size is 34B bra?

How Big Is 34B? A bra size that’s 34B has an under-bust size between 33-34 inches and a bust size between 35-36 inches.

Is 34D a size 12?

Bras conversion chartUKUSAU34A34A12A34B34B12B34C34C12C34D34D12D41 more rows

What size is a 36B?

How Big Is 36B? A 36B bra size means that your torso measurement is 32 to 33 inches and your bust measurement is 37 to 38 inches. Your sister sizes are 34C and 38A.

International Bra Sizing Charts

It’s important that you know your measurements before you shop for a new bra. First, determine your bra size by following our quick and easy instructions for DIY Bra Sizing. Then, use the international cup and band size conversion charts below to find your correct bra size.

International bra size measurement systems vary

It’s important that you know your measurements before you shop for a new bra. First, determine your bra size by following our quick and easy instructions for DIY Bra Sizing. Then, use the international cup and band size conversion charts below to find your correct bra size.

Bra Size Conversion Chart

US: USA and Canda
EU: Europe (most countries) and Japan
UK: England, Ireland, Scotland, Wales
FR: France, Spain, Belgium, Portugal
IT: Italy
AUS: Australia and New Zealand
Note about cup size: In this bra size conversion chart, all bra sizes start with cup size AA. This will work with most bra models.

Comments, Tips & Tricks..

Got any bra size conversion tips or tricks? Or maybe a question on converting bra size? Let us hear. Thanks!

Cup Size Conversion

Bra cup sizing varies from country to country. If you’re purchasing a new bra from us then you may need to convert your size into UK cup sizes. The chart below will help you do this!

Back Size Conversion

Bra back sizing also varied from country to country. All Brastop bras are listed in UK sizing so please check the charts below if you need to convert your size.

Briefs, Thongs and Nightwear

Finally, if you are purchasing knickers, thongs or nightwear from Brastop, these will be listed on the site in UK sizes or in Small, Medium, Large etc. If you need to convert your size then use this conversion chart below.

What are the two major aspects of bra size?

The two major aspects of bra size are the band size and the cup size.

What is bust size?

The bust size is the loose circumference measured around the chest over the fullest part of the breasts, while standing straight with arms to the side, and wearing a properly fitted bra. The band or frame size is the firm circumference, fitted not tightly, measured directly underneath the breasts.

How to determine cup size?

The cup size can be calculated using the difference between bust size and band size. Refer to the table below.

What is the difference between a 36C and a 34C bra?

A bra in size 36C has a bigger cup (larger cup volume) than a bra in size 34C (even though they both are labeled with C-cups). The same applies to i.e. a 36B and a 38B; the 38B has a larger cup volume than the 36B (but they both have cup size letter B). But what is very interesting, is that the 38B bra actually have the same cup size as …

Can 36C and 38B fit the same bust?

In short: both 38B and 36C can fit the same bust – they are “sister sizes” with the same cup volume. 36B and 34C are also “sister sizes “. In short: More bra sizes can fit your bust! See which bra sizes that have same cup volume in the bra sister size charts below. Remember: Different “bra sister sizes” can be used by the same woman …

What is sister size bra?

Your sister size is another bra size that will fit you with the same cup volume. This is mostly used for adjusting sizes when the back band feels too small or too tight, but the cup is a perfect fit.

Do you go up a cup size if you wear a 28GG?

That means someone who wears a 28GG has the same breast volume as someone who wears 38DD. The general rule is that if you go up a band size, you need to go down a cup size. The opposite is also true – if you go down a band size, you need to go up a cup size.

Can a bra stretcher cause bruising?

A bra that is too loose in the band won’t offer the correct support resulting in achy shoulders and a sore back, while a bra that is too tight in the band can cause some serious pain and bruising (although you can use a bra extender to help with this if needed).