Reviewed by The Mom Store editorial team, October 2026. See our editorial policy.
The right feeding bra is soft, wire free in the early months, roomy enough for breasts that change size from feed to feed, and opens with one hand. Getting the fit right matters more than the style, because a bra that presses on the breast can do more than feel uncomfortable while you are breastfeeding.
Breasts usually grow and become more tender in pregnancy as hormones prepare the milk ducts, and many women need a larger cup size in the first months after birth. A regular bra that fitted before pregnancy often stops fitting, and it has no easy way to open for feeds.
What makes a feeding bra different
A feeding bra (also called a nursing bra) has cups that open or move aside so you can feed without taking the bra off. The common designs are:
- Drop cups with clips at the top of each cup. The NCT notes that clips can usually be managed with one hand, while zips may need two.
- Crossover or pull aside styles, often soft sleep bras, where you simply move the fabric aside.
- Pumping bras that hold breast pump flanges in place so your hands are free.
Whichever style you choose, there should be no pressure on the breast when the cup is open.
Why fit and wires matter while breastfeeding
A bra that is too tight is a real problem during breastfeeding, not just a comfort issue. La Leche League's guidance on bras says that a bra which puts too much pressure on the breasts can lead to sore breasts from blocked ducts, and that underwired or firmly structured bras can contribute to blocked ducts and even mastitis. It suggests avoiding these styles in the early months.
The NCT guide to maternity and nursing bras says the same: wires can press on breast tissue, and while your breasts are still changing size in the early months of feeding, it may be best to avoid them. If you do wear an underwired bra later on, the wire should sit flat against your ribs without digging in or resting on breast tissue.
The NHS page on mastitis advises wearing a comfortable, supportive bra and not wearing tight fitting clothing or bras until you feel better if you do develop mastitis.
How to check the fit
The NCT guide uses a simple checklist. Try the bra on and look at each part:
- Band. It does most of the supporting, so it should sit level all the way round your back without riding up. You should be able to pull it about 5 cm away from your body.
- Cups. The whole breast should sit comfortably inside the cup, with no spilling over the top or sides and no gaping.
- Centre front. The part between the cups should lie flat against your body. If it lifts away, try a bigger cup size.
- Straps. They should not be carrying the weight of your breasts. It is normal for one breast to be a little bigger, so you may need to adjust one strap more than the other.
Deep red marks on your ribs or shoulders at the end of the day are a sign the bra is too tight. Bra fit is not the same as bra size, so go by how the bra fits rather than the number on the label.
A practical tip when buying: choose a bra that fits on the loosest hook. As the elastic relaxes with wear and washing, you can move to the tighter hooks.
When to buy
Buy too early and your breasts may still grow; buy too late and you will be shopping with a newborn. The NCT says a bra bought from around 28 weeks of pregnancy should still fit after the birth, although some women need a bigger cup size in the first months. Many mothers buy one or two before the baby arrives and more once feeding has settled into a pattern.
Fabric
Breathable fabrics such as cotton are a good choice, especially in Indian summers when sweat and heat make synthetic fabrics uncomfortable. The NCT advises avoiding anything with a plastic lining. Some stretch in the fabric helps the bra cope with breasts that are fuller before a feed and softer after.
How many you need
The NCT suggests starting with two or three, so you have spares while one is in the wash, and adding more later if you need them. A typical mix might be:
- two everyday feeding bras with clips or crossover access
- one soft sleep bra for night feeds and for holding breast pads in place
- a pumping bra if you plan to express regularly, for example after going back to work
The Mom Store's feeding bras include wire free crossover sleep bras in 95% cotton and 5% elastane, and a cotton hands free pumping bra for mothers who express.
Match the bra to your day
Think about how you will actually use it. If you are going back to the office and expressing before you leave or at work, a hands free pumping bra saves time. If you are at home with frequent daytime feeds, a soft crossover bra that you can move aside with one hand may be all you need, day and night. Pick for comfort and ease of opening first, and looks second, and leave room in the cups for breast pads if you leak.
