Ultimate Guide to Finding Perfect Bra Size

Choosing the right bra and bra size is very important for the posture of your outfit, your comfort, and more importantly, your health.

Determining the right fabric and the right bra size will affect your health in the long run. According to studies, only 25% of women know the correct bra size. Do you know your own bra size?

If you do not know, relax and keep reading. Understanding bra size has never been easier before! In this article, we will tell you how to learn your correct bra size and the importance of using the right bra.

The importance of finding the right bra size

A well-fitting bra can provide support and comfort, while a poorly-fitting bra can cause discomfort and back pain. Wearing the right size bra can also help to improve posture and create a more flattering silhouette.

Additionally, wearing the right size bra can help to prevent sagging and stretching of the breast tissue over time.

Overall, finding the right bra size can greatly improve a woman’s overall comfort, health, and appearance.

Understanding Bra Sizing

Bra size consists of two different sizes, body size, and cup. Body size corresponds to the length of your back (band size), and cup size corresponds to the size of your chest.

You can calculate your body size (band size) by measuring the length of your back, and your cup size by measuring the size of your chest.

The band size and cup size vary according to countries in inches or cm. It is also worth remembering that 1 inch equals 2.54 cm.

It’s important to take both measurements when determining your bra size because a larger cup size and a smaller band size can cause the bra to not fit properly.

The band size and cup size are then used to find the corresponding bra size, typically represented by a number (band size) followed by a letter (cup size).

In order to get your bra size correct, we recommend that you take the measurement without a bra.

How to measure my own bra size at home?

Measuring your bra size at home is pretty easy. All you need is a tape measure.

To get the right bra size, you should measure with or without a bra and not hold your breath.

To find your own bra size at home, you must first start with your body size. Wrap the tape measure under your chest so it doesn’t pinch you. The resulting number is your size (band size).

Second, you need to find your chest cup size. Circle the tape measure from the back of your chest to just above your breasts. The number will be larger than the tape size you originally measured. The difference between the two numbers will determine your trophy.

Unfortunately, there is no international standard for bra sizes. For this reason, if you are going to shop for underwear in another country, different numbers may confuse you. Now let’s take a look at the table of bra sizes by country.

Measuring bra size at home
Measuring bra size at home

Number of bra band widths in different countries

Bra Bandwidth varies by country. Especially women who go to another country as tourists have a hard time shopping for bras and often buy the wrong size bra.

You can find the most commonly used bra bandwidth sizes in our table.

For example, from this chart, we can see that the equivalent of 48 breast size is 120 cm, and we can see their equivalents in other countries.

Bra band sizes

Bra cup letters in different countries

As you learn your bra size, your bra cup width changes, as does the bandwidth. You can learn your cup letters from the table below.

For instance, a 29 size bra size can also be found with its relative cup letter in this chart.

Perfect bust size

You can reach your perfect breast size both with the true cup letter and bra bandwidth. Remember, you should calculate your Cup size by subtracting yours under bust size from your bust size.

Band width
Band width
7 – 123 – 4AAAAAAAAAA
12 – 144 – 5AAAAA
14 – 165 – 6BBBBB
16 – 186 – 7CCCCC
18 – 207 – 8DDDDD
20 – 228 – 9EE/DDDDDDE
22 – 249 – 10FF/DDDEEF
24 – 2610 – 11GGFFG
26 – 2811 – 12HHFFGH
28 – 3012 – 13IIGHI
30 – 3213 – 14JJGGIJ
32 – 3414 – 15KKHJK
34 – 3615 – 16LLHHKL
36 – 3816 – 17MMJLM
38 – 4017 – 18NNJJMN
40 – 4218 – 19OOKNO
42 – 4419 – 20PPKKOP
44 – 4620 – 21RP
46 – 4821 – 22SR
48 – 5022 – 23TS
Bra cup sizes

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What should you pay attention to when buying bra size?

Things to consider when calculating your bra size at home are as follows;

  • When measuring, you must align the tape measure exactly.
  • You should not hold your breath and strain yourself during the measurement.
  • In order to achieve the most accurate result, you should not measure on menstrual days.
  • It is recommended not to take measurements on days when you feel bloated.
  • When measuring, you should wear a bra without support or measure without a bra.
  • You must stand upright during the measurement.

If you follow properly all directions above, you will find the ideal bra size for yourself.

Things to consider when buying a bra
Things to consider when buying a bra

What is a cross bra size?

Have you ever seen and liked a bra in a store before, but stopped buying a bra because the size did not fit you? If your answer is yes, you can determine the cross size of your bra size and buy the model you want.

So, how is the cross bra size calculated? In such cases, the cross bra model that will come to your rescue can be calculated as one size larger than your bust circumference and one size smaller than your cup size, or vice versa. For example, cross bra sizes for size 85B are 80C and 90A.

Cross bra sizes
Cross bra sizes

Fitting and Adjusting Your Bra for Comfort

Fitting and adjusting your bra properly is important for comfort and support. Here are some tips for finding the right fit and making adjustments:

  • Get measurements: Before you start bra shopping, you should determine your correct band and cup size. You can get your bra size at home or get help from professionals.
  • Check the band: The band of the bra should be snug but comfortable, and should not ride up in the back. If it’s too loose, try a smaller size.
  • Make sure the cups fit: The cups should be large enough to contain your breasts without any spillage or gaping. If the cups are too small, try a larger size.
  • Adjust the straps: Straps should be adjusted so that they’re snug but not tight. They should not be digging into your shoulders or falling off.
  • Check the back: The band should be level with the front and should not be riding up in the back. If it is, try a smaller band size or a bra with a tighter band.
  • Check the center: The center gore, or the part of the bra that sits between the cups, should be sitting flat against your chest. If it’s not, try a larger cup size.

It’s important to note that not all brands are the same, so it’s a good idea to try different brands and styles to find the one that suits you best and is comfortable.

A brief overview of the types of bras

There are different types of bras designed to suit your need and situation. Before we learn about your bra size, let’s take a quick look at the types of bras.

  • T-shirt bras: Designed to be worn under tight or light clothing. It is made from seamless cups and has a smooth structure that does not show through.
  • Strapless bra: The importance of this bra type is that it is strapless. It is generally preferred with off-the-shoulder clothes.
  • Bralette bra: Suitable for daily use, bralette bras have a comfortable fit. You can also check out our Lacy Bralette Tops article.
  • Balconette bra: Bras with wide straps and a low cup create a natural-looking bust. (Check alluring French bra brands)
  • Push-up bras: This type of bra usually has padding and an underwire in the cups. It is designed to lift and highlight the décolleté.
  • Plunge bras: These bras have a low-cut center that allows for low-cut tops or dresses.
  • Sports bras: Designed for sports or physical activities, this type of bra provides extra support and grip to reduce chest movement and prevent injury. (Check hot yoga bra tops)

Each of these types of bras has different features and designs aimed at helping you achieve the style and support you need.

Bra types
Bra types

Beyond Measurements: Understanding the Emotional Struggles of Finding the Right Bra Fit

Bra sizing can be a sensitive and emotional topic for many people. It’s not uncommon for people to feel self-conscious or uncomfortable about their breast size, and finding the right fit can be challenging.

Here are a few things to keep in mind when it comes to the emotional side of bra sizing:

Everybody is different: Breast shape and size can vary greatly from person to person, and there is no “correct” or “normal” size.

Society’s standards: Society often puts pressure on women to conform to a certain standard of beauty, which can include breast size. Remember that you are beautiful just the way you are.

Finding the right fit: Finding the right fit can be difficult and can take some time. It’s important to be patient and try on different styles and sizes to find what works best for you.

Embrace your body: It’s important to embrace your body and appreciate it for what it is. Try to focus on the things you love about yourself, rather than fixating on perceived flaws.

Professional help: If you are feeling self-conscious about your breast size, it may be helpful to speak with a therapist or counselor who can help you work through any negative feelings you may have.

It’s also important to remember that bras are a tool for comfort and support, not a measure of beauty or self-worth. Everyone’s body is unique and different, and the important thing is to find something that feels good and fits well, not to fit into a certain mold.



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Questions about bra size

Why do bra sizes vary in each country?

Unfortunately, there is no international standard for bra sizes. There are 5 different cup and band sizes. There is also a difference in units of measurement between countries. For example, inch is used in the US, while cm is used in Europe.

What are the Italian bra sizes?

Italian tape sizes start at 00. The equivalent of 00 is 55 cm and 22 inches. It increases by 5 cm and by 2 inches. Italian band size goes from 00 to 18.

How to calculate bra size?

To calculate your bra size, you first need to find the band size under the bust and then your cup size from your bust. To find the cup size, you have to subtract the number from your chest from the number that comes out of your chest.

Are European bra sizes the same?

The bra sizes for the European Union are the same. In addition, countries such as Russia and Turkey use the same format. But UK bra sizes are different.

What is perfect breast size?

Perfect boobs size is definitely yours.In order to find the most suitable bra size for your body, cup letter and bra bandwidth must be measured correctly. 

Choosing bras that will support your comfort will be effective in achieving the perfect fit. If that bra you like doesn’t have the right size for you, read the cross bra size section above again.

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