You need to measure both under bust measurement and over bust measurement. The grey cells in the table below demonstrate how the sizes diagonally adjacent from the top right to the bottom left are the same in breast volume ie. The same volume of breast tissue spread across different size rib cages band sizes. Bra wearers can calculate their cup size by finding the difference between their bust size and their band size. Bra size shouldnt be a guessing game. Only a slight difference in your measurements could mean you would fit another bra size.

Your bra size is 40d. Bra sizes that are the same in volume are often referred to as sister sizes. The bust size bust line measure or over bust measure is the measurement around the torso over the fullest part of the breasts with the crest of the breast halfway between the elbow and shoulder usually over the nipples ideally while standing straight with arms to the side and. See illustration above and read our measuring instructions below. Bra size chart uk how to determine your bra size. Some patterns want you to take the full bust measurement the high bust measurement and subtract the two to find your cup size.

These simple bust measuring instructions will ensure a perfect fit for band and cup alike. The bcd method of measuring explained. To determine your bra size and to find the perfect fitting bra it is very important that you measure your body carefully. When i first started designing bra patterns i was faced with a dilemma what sizing system should i use. Its important for you to find out if youre just in between two bra sizes. Wearing the wrong bra size can ruin an otherwise flawless outfit and even lead to breast pain and backaches.

With this guide managing irregular bra cup sizes should be a breeze and sore breasts from incorrect bra sizes will be things of the past. Dont let this scare you. It could mean you would fit two different bra sizes and they both fit you just fine.

Gallery of Bra Measurement Explained