The biggest difference between a cup and b cup is the chest difference, the upper and lower chest difference of a cup is about 10cm, suitable for 12cm > chest difference > 8cm people wear; b cup chest difference is about 12.5cm, suitable for 15cm > chest difference > 11cm people wear. If you want to choose the right underwear, you can subtract the number of bust measurements from the number of bust measurements to get the cup size.
a cup and b cup mainly describe the size of a woman's bra, the biggest difference between A cup and b cup is the difference in chest size. Generally speaking, it is impossible to determine whether the a cup is large or the b cup is large with the naked eye, but the label above the underwear is generally marked with how many centimeters are the chest circumference and the lower chest circumference. If you want to choose the right underwear, you can subtract the value of the chest circumference from the value of the chest circumference, and you will know how big the cup is for you.
Cup size = Bust size - Lower bust size. That is, the breast circumference of the highest point of the breast (one of the three) minus the length of the circle under the breast, and the size between the two cups is solved by the back buckle. The upper and lower chest circumference difference of a cup is about 10cm, suitable for 12cm > chest circumference difference > 8cm people to wear; b cup chest difference is about 12.5cm, suitable for 15cm > chest difference > 11cm people wear.
After determining the size of the cup, you can choose the cup style according to the breast type:
Full cup bra: has the effect of support and lift concentration, suitable for people with large breasts.
3/4 cup bra: Focus on the best style, which can show the overall bust shape is fuller.
1/2 cup bra: It has a certain lifting effect, and petite breasts will appear fuller after wearing.