There are three kinds of bra thickness, the thickest model's cup circumference is 2-4CM, the middle thick cup circumference is 1-3CM, and the thinnest is the concave-convex cotton circumference. There is a sponge between the two layers of color separation cloth, and there is no more than 1CM.

In order to meet the needs of women with different breast sizes and the preferences of different groups of people, mold cups are generally divided into thin mold cups, medium mold cups, thick mold cups and thick mold cups with thin upper part and thick lower part. The so-called thickness refers to the thickness of the thickest part of the mold cup. Generally, the thickness of thin mold cup is less than 0.5 cm, and the thickness of thick mold cup is more than 2 cm. Usually, thin mold cups are more suitable for women with full breasts and above C cups. Thick-mold cups are more suitable for women with petite breasts. A cups can improve breasts and shape. Women with medium cup, A cup and B cup can choose. Thin mold cups are often used on full-cup bras, and medium-thick mold cups are often used on 3/4 cups of bras. The thickness of the bra cup is only one of the factors to be considered in choosing a bra, which needs comprehensive consideration.