Size guide: bras Here are tips on how to find the right size when you buy bras for pregnancy and nursing. 1. MEASURE AROUND YOUR BODY UNDER YOUR BUST. If you don't get an even number, round up or down, depending on the desired fit. 2. MEASURE AROUND THE FULLEST PART OF YOUR BUST. The difference between your bust size and your size under your bust is your cup size. 3. Find your bra size In our table below you can then see what size you have. Sizeguide CIRCUMFERENCE 63 - 67 cm 68 - 72 cm 73 - 77 cm 78 - 82 cm 83 - 87 cm 88 - 92 cm 93 - 97 cm 98 - 102 cm CUP SIZE EU 65 70 75 80 85 90 95 100 8 - 10 cm AA S S S S S 10 - 12 cm A S S S M M L L 12 - 14 cm B S S M M M L L XL 14 - 16 cm C S M M M L L L XL 16 - 18 cm D M M L L L XL XL 18 - 20 cm E M M L L XL XL 20 - 22 cm F M L L XL XL Circumference - converter EUR 65 70 75 80 85 90 95 100 US/UK 30 32 34 36 38 40 42 44 FR 80 85 90 95 100 105 110 115 Cup size - converter EU AA A B C D E F US AA A B C D DD DDD UK A A B C D DD E FR A A B C D E F Questions or concerns? A functional and comfortable bra is the most important in every pregnant or nursing mother's wardrobe. Many moms feels that the shape of their breasts changes already during pregnancy and it can be smart to invest in a nice bra already then, which you can then use even while nursing. Do you have questions or concerns about choosing bra size? Contact our support to help you! shop@boobdesign.com