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Health

Nursing Bra Size Calculator

Calculate the right nursing bra size for pregnancy and breastfeeding.

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Recommended UK Size
Cup Size
Regular Bra Size

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Nursing Bra Sizing

Nursing bras typically run larger than regular bras. Your band size may stay the same, but you should go up 1–2 cup sizes to accommodate breast changes during pregnancy.

When to Buy a Nursing Bra

Frequently Asked Questions

When should I buy nursing bras?+
Buy nursing bras in the third trimester (around 36 weeks) when your size is most stable. Buy 2–3 at this size, as sizing can change after birth.
What makes nursing bras different?+
Nursing bras have drop-down cups for easy access while feeding, without removing the bra entirely.

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