罩杯尺码=上胸围-下胸围 文胸一般分为aa、a、b、c、d、e六型，表示罩杯的深浅程度，每型之间的尺码区别由上、下胸围的差数决定。

Find your local bra size in the Bra Size Conversion Chart below, and see equivalent bra sizes in other bra sizing systems (countries). Note about cup size: In this bra size conversion chart, all bra sizes start with cup size AA. This will work with most bra models.

The size of a bra always depends on two factors: the circumference of the body just below the breasts (called band size) and the circumference above the breasts, usually at the level of the nipples (called bust size).

例如你的下胸围测量为79厘米，那就是80号，你的上胸围测量为92厘米，两数相减得13厘米，那就是B杯，把二者放在一起， 你应该戴的文胸尺码为 80B（国际尺码）或者 36B（欧洲尺码）。

Ever wondered about your bra size equivalent in France or the US? Or are you an Australian shopping for bras in the UK? Here is our international bra size conversion table to help you with different size systems.

This calculator estimates bra size based on bust size, frame size, and common measurement standards. Also, convert bra sizes in the US, UK, EU, and Australia.

2024年1月3日 · Easily convert centimeters to inches and those into European, USA, and Japanese bra and dress sizes. Easy-to-use calculators for every size. Bra Size Conversion Table

A、B、C、D、E等罩杯多大?使用黛安芬胸圍內衣尺寸對照表,快速換算出你正確的胸圍Cup Size,找出最合你身的胸圍！

Use our international size chart to help convert any underwear sizes into your desired size. Using your clothing size, under-bust measurement, cup size and our bra size converter will help you find the right bra size or discover your bra sister sizes!

First, determine your bra size by following our quick and easy instructions for DIY Bra Sizing. Then, use the international cup and band size conversion charts below to find your correct bra size. For more information on how to measure your bra size, watch HerRoom's How to Measure Your Bra Size Expert Video.