How to Fit a Bra Properly

by Sara Robbel ; Updated September 28, 2017

Are you uncertain whether your bra fits properly? Before purchasing a bra, you should measure yourself to ensure a proper fit. Use this guide to help you.

How to Fit a Bra Properly

Measure the band size wearing an un-padded bra. Using the measuring tape and measure under your bustline. Be sure that the tape is parallel to the ground. Make sure you exhale all of the air out of your lungs before you take the final measurement. You will want the smallest measurement possible.

Write the number down, rounding to the nearest whole number. If the measurement is even, add 4 inches. If the measurement is odd, add 5 inches.

Stand straight with your arms at your side and measure your bust at its fullest part. to measure your cup size. Make sure the measuring tape is parallel with the ground. Round to the nearest whole number and write this number down along with the band size number.

Subtract your band measurement from the bust measurement to calculate bra size. The outcome is used with the following guideline: 0 inches to 1/2 inch is an AA cup 1/2 inch to 1 inch is an A cup 2 inches is a B cup 3 inches is a C cup 4 inches is a D cup 5 inches is a DD or E cup 6 inches is a DDD or F cup


  • Any measurements more than a D cup may be less accurate.

    Most lingerie specialty store will professionally measure your bra size for free.

About the Author

Sara Robbel does freelance work assisting essay and term-paper writers. She also writes in her spare time and has been influenced in writing by her parents, who are both published authors. Robbel lives in southeast Michigan, where she attends school full time, majoring in digital media design.