Bra sizes are based on your band size (the number) and your cup size (the letter). These measurements are usually determined by using a tape measure around your rib cage and bust. The number/letter is your bra size. Finding the right bra size is crucial for the right support and for a smooth comfortable fit. To all the girls who have worn an ill-fitting bra or wrong bra size know that this can ruin a great outfit and even worse the entire day with backaches and pain. Here’s the thing, we want to take the stress out of finding the right bra size with Macy’s Bra & Lingerie Guide. We outlined how bra sizes work and how your bra should fit. We also explain what sister sizing is—because that can be tricky! So, whether you’re a 32AA, a 58K or somewhere in between, you’ll find the right bra size at Macy’s. And, we carry all of your favorite brands including Maidenform, Elomi, Chantelle, Wacoal and many more. Finally, bra sizes explained!
The best option for determining your bra size is by taking bust measurements using these simple measuring instructions. All you need is a tape measure and a little free time. Remember to grab a pencil and paper to jot them down. And heads up, there will be a little math involved—it’s basic, we promise, so no need to bust out your calculator!
Pro Tip: If the measurement falls on the half inch, round it up.
Pro Tip: Did you get an odd number? Just round down to the nearest even number.
Helpful Hint: Your bra size changes just like your dress size, so you should plan to get a bra fitting at least once a year. Check to see if your local Macy’s store has a fit specialist.
Your bra should feel snug, yet comfortable. How will you know when you’ve found the perfect fit? To make sure a bra size is correct, give it a test with these 7 check points:
There are few telltale signs that you may not be wearing the right bra size from wrinkling in the cups to a bra that hikes up when you lift your arms. Not all bras are created equal. Different brands may run smaller or larger depending on the style. We get that bra size can be confusing, so think of it like jeans shopping. You don’t always wear the same size pants and you would never assume a pair fits without trying it on first. The same is true for bras! Here are some practical tips on how to avoid the ill-fitting, uncomfortable bra:
Helpful Hint: Various bras may run smaller or larger depending on the brand or style.
Sister sizing are bra sizes that are grouped in the same family depending on their cup volume. So, if you can’t find a 34C, go for its sister sizes of 36B or 32D. In order to get your sister size, you have to go up a band size and down a cup size. Discover your long-lost sister size in the chart below. Look for your regular bra size on the chart below; the sizes to the left and the right of that size are your sister bra sizes.
A bra made by a US brand is sized differently than one made in Europe or the UK, so anything above a D-cup may need to be converted. The band and cup size should be standard. However, each brand can have slight variations in fit. To find your perfect match, you should try on several bras from different brands.
We know there’s more to you than a number and letter. Experience a bra fitting with one of our certified Fit Ambassador at a Macy’s store near you. What are the benefits of a personal bra fitting? The focus is on you and your comfort.
Helpful Hint: How often should you replace your bras? We recommend that you swap out your bras every 6 months. They become less supportive and stretched out over time.