Answer (1 of 2): The main difference between a 36A and a 36DD bra size is the cup size. The number 36 refers to the band size, which is the measurement of the circumference of the ribcage directly under the breasts. The letter A or DD indicates the cup size, which is the measurement of the differ
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36DD? Chances are you're in the wrong size – Curvy Kate CA
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LOT VANITY FAIR 76382 BEAUTY BACK LACE & OLGA NO SIDE EFFECTS BRA 36DD 36 DD