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. If this measurement is an even number that will be your band size. If its an odd number add 1 inch and that will be your band size. The cup size of your bra is based on your breast or bust size which is calculated by getting the difference between your underbust circumference and your chest or bust circumference. So if you measure 34 inches around your band size will be 34. Its not uncommon to have bras from one brand in a different size than one from another.
Finding the right bra size is another complicated matter for womens clothing but thanks to more modern brands bra sizes today can cover more diverse measurements as for how it should be. To find your body size the number on a bra size and cup size the letters on a bra size follow this guide. Chest size chart based on underbust or us. Bra size conversion chest size underbust us size chest size underbust us size. Start with your current bra size and use the. Thats because different bra sizes often have similar measurements with slight variations in cup and band sizes.
The chest circumference is measured on top of the highest point of your breasts and just like your underbust circumference it is usually recorded in inches per us. So lets get down to the nitty gritty of your bra size. The band or frame size is the firm circumference fitted not tightly measured directly underneath the breasts. Bra wearers can calculate their cup size by finding the difference between their bust size and their band size. The bust size is the loose circumference measured around the chest over the fullest part of the breasts while standing straight with arms to the side and wearing a properly fitted bra. Use the following to convert the bra sizes betweem different locations.