Breast Sizes & Shapes: Understanding Your Perfect Bra Fit

Breast Sizes & Shapes: Understanding Your Perfect Bra Fit

Mar 21, 2024

Are you wearing the right bra size? Understanding your breast size and shape ensures comfort and support throughout the day.

Mar 2024

Are you wearing the right bra size? Understanding your breast size and shape ensures comfort and support throughout the day. At DeBra's, we recognise the importance of finding the perfect fit for every body type and shape. Let's dive into the world of breast sizes and shapes to help you find the ideal bra for your unique silhouette.

How do I know my breast size and shape?

Determining your breast size and shape is a straightforward process that begins with simple steps. While your band size typically aligns with your t-shirt size, understanding distinctions such as fullness at the top or bottom of your breasts, their spacing, and whether they exhibit a bell shape or point outward can further refine your fit. At DeBra's, our expert Fitting Consultants are trained to assess your size visually, as relying solely on tape measurements may not accurately capture the nuances of your breast shape and size. We recognise that each individual is unique and understand that a one-size-fits-all approach doesn't suffice. With over 20 years of experience, we can accurately gauge your size by examining how your breasts sit in one of your existing bras. Trust us to find your perfect fit, day in and day out.

What is the most common breast size?

The quest for the perfect bra fit has long been filled with confusion and uncertainty. Navigating the lingerie world, from cup sizes to band measurements, can be overwhelming. Among the myriad questions that arise, the above question is the most common.

It's a question that has awakened many people's curiosity, prompting discussions, debates, and even research studies. The most common bra size varies depending on geographic location, genetic factors, and lifestyle. When exploring the realm of breast sizes, it's essential to understand the terminology. Bra sizes typically consist of two components: the band size, which corresponds to measurements around the ribcage, and the cup size, which reflects the difference between the bust and band measurements. Cup sizes range from A to KK (and beyond), with each letter representing a specific measurement increment.
Moreover, societal perceptions and beauty standards play a significant role in shaping our understanding of breast size. Media portrayal of idealised body types often influences our perceptions of what is considered 'normal' or 'desirable'. Despite increasing efforts to promote body positivity and inclusivity, stereotypes persist, perpetuating unrealistic ideals that may not accurately reflect the diversity of human bodies.

Recognising that no one-size-fits-all answer to the most common breast size question exists is essential. Bodies come in all shapes and sizes, and beauty lies in diversity. Rather than striving to conform to uninformed standards, the focus should be on embracing and celebrating your unique attributes.

In the realm of lingerie, the emphasis should be on comfort, support, and self-expression. Finding the right bra fit can enhance confidence and ease, whether petite or curvy. With an array of sizes, styles, and designs available, there's a perfect bra for everyone.

What are the different breast shapes?

Breasts come in all shapes and sizes, and understanding your shape can help you select the most flattering bra styles. Whether you have larger breasts, east-west breasts, asymmetrical breasts, or a bell shape, there's a bra out there designed to support and enhance your natural contours. We will break down the various breast shapes and recommend suitable bra types to complement each one.

Larger Breasts

Finding the perfect bra can be a game-changer for those with larger breasts. Beyond providing support, the right bra can enhance comfort, boost confidence, and complement your silhouette. With many options available, DeBra's first recommendation would be a full-cup bra, such as the Morgan Underwired Banded Bra, for extra support and optimal comfort. For a wire-free option, we recommend Magic Lift Full Figure Support Bra.

East-west Breasts

This term describes a breast shape where the nipples point outward toward the sides of the body rather than facing forward. This shape creates a wider spacing between the breasts, often resulting in a less centralised appearance. The term' east-west' refers to the directional orientation of the nipples, mimicking the position of the points on a compass. DeBra's highly recommends Fusion Full Cup Side Support Bra for our ladies with East-west breasts.

Asymmetrical Breasts

It is when one breast is noticeably larger or smaller than the other, or there is a significant difference in shape or position between the two breasts. This natural variation is quite common and affects a large percentage of individuals, with variations ranging from subtle differences to more pronounced asymmetry. Several factors can contribute to asymmetrical breasts, including genetics, hormonal fluctuations, pregnancy, breastfeeding, weight fluctuations and developmental change during puberty. Bras with a stretch lace at the top work best. Bras like the Bliss Underwired Full Cup Bra or the PrimaDonna Madison Full Cup Bra can help even the appearance of asymmetrical breasts by providing additional volume and shaping. These bras come with stretch lace at the top of the cups, making them forgiving across the top of the breast tissue.

Bell Shape Breasts

Refer to a breast shape characterised by a narrower base and fuller, rounded volume towards the bottom, resembling the silhouette of a bell. This shape typically features breasts that are fuller towards the bottom and may have more pronounced curving or projection. While breast shape can vary widely among individuals, bell-shaped breasts are commonly observed in those with a narrower chest and fuller breast tissue distribution towards the lower breast portion. At DeBra's, we highly recommend bras like the Freya Tailored High Apex Underwired Plunge Bra or you may like the Elomi Kintai Underwired Plunge Bra for 'Bell-Shaped Breasts'; however, there is no simple one-size-fits-all rule for bras.

At DeBra's, we proudly feature an extensive selection of renowned brands, including Elomi, Freya, PrimaDonna and Fantasie. Alternatively, explore our curated collections designed to enhance your confidence and conceal any perceived imperfections. Consider browsing through DeBra's Full Cup Bra, Smooth Cup / Tshirt Bra, and our all-time favourite Plunge Bra collections for options tailored to your needs and preferences. Don't forget to check out our New Arrivals; there's something for every body.


In conclusion, while the question of the most common breast size may intrigue us, it's essential to approach the topic with sensitivity and awareness of the diverse range of human bodies. Rather than fixating on statistics or societal norms, let's celebrate individuality and embrace the beauty of diversity. After all, when it comes to bras, the most critical factor is finding the perfect fit for you.

Need help?

Let's get fitted…. DeBra's offers a free In-store Fitting Service, Virtual (Zoom) Fitting, phone consultations or support on live chat, so you can stay at home and still get the best advice for your body. Don't let sizing uncertainty stop you from feeling confident.

Book your complimentary In-Store Fitting Appointment or a Virtual Fitting Appointment, or if you have a question, you can contact our Live Chat customer service team during business hours.

DISCLAIMER: The information provided in this article is for general information only and should not be considered as professional or medical advice; the author and website disclaim any liability for the accuracy, completeness, or suitability of the information and shall not be held responsible for any consequences resulting from reliance on such information.

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