Thin Nursing Sports Bra for Breastfeeding Women – Anti-Sag

Flexvibe seamless maternity activewear in Core Color, soft support main product image

Flexvibe Seamless Nursing Bra | Anti-Sag, Wireless, Invisible Under Clothing, 5 Colors, M–2XL

$39.00

$39.00 $45.00

Buy 2 get 10% off - code FV10

ColorGray purple

Size M L XL 2XL

Find your fit

Size Guide

All measurements are body measurements in inches. If you are between sizes, choose the larger size for a more relaxed feel or the smaller size for a more held-in fit.

Maternity & Postpartum

Size	US	Bust	Under-bump Waist	Hip
S	4-6	34-36	29-31	36-38
M	8-10	37-39	32-34	39-41
L	12-14	40-42	35-38	42-45
XL	16	43-45	39-42	46-49
XXL	18	46-48	43-46	50-53

Start with your pre-pregnancy size, then size up when you want more room through the bump, belly, or hips.

Flexvibe Seamless Nursing Bra | Anti-Sag, Wireless, Invisible Under Clothing, 5 Colors, M–2XL

How To Measure

Measurements should be taken directly on your body.

Bust: Measure around the fullest part of your bust, keeping the tape level.

Under-bump Waist: Measure around the lower belly where maternity waistbands usually sit.

Hips: With feet together, measure around the widest part of your hips.

See more on our Size Guide.

Free Shipping over $30

30-Day Returns

The Flexvibe Seamless Nursing Bra is a wireless, seamless nursing bra with anti-sag support and an invisible-under-clothing profile, designed for postpartum nursing and all-day daily wear. The seamless construction leaves no marks and sits invisibly under any top, while the anti-sag support provides gentle lift without underwire. Breathable and comfortable for extended nursing wear. Available in 5 colors, M–2XL.

Quick Fit Snapshot

Best for postpartum nursing and all-day daily wear
Support anti-sag wireless — gentle lift without underwire
Profile seamless — invisible under any top, no marks
Comfort breathable — comfortable for extended nursing wear
Sizes M, L, XL, 2XL · 5 colors

NursingPostpartumDaily WearAnti-SagSeamlessInvisible

✓ Anti-sag wireless support✓ Seamless no marks✓ Invisible under any top✓ 5 colors M–2XL

Product Features

Support & Seamless Design

Anti-sag wireless support — gentle lift without underwire pressure
Seamless construction — no marks, invisible under any top for discreet nursing wear
Breathable fabric — comfortable for extended postpartum nursing and daily wear
Suitable for postpartum nursing and all-day daily wear

Seamless Nursing Bra Design

5 colors, M–2XL — Gray Purple, Apricot, Black, Gray Pink, Gray Blue

Size Guide

Available in M, L, XL, 2XL. True to size. If between sizes, size up for comfortable nursing fit.
View Full Size Guide →

Care Instructions

Machine wash cold with like colors on gentle cycle
Do not bleach
Lay flat to dry
Do not iron

FAQ

What makes a seamless nursing bra different from a regular nursing bra?

A seamless nursing bra is constructed without visible seams, which means it leaves no marks or lines under clothing and is gentler on sensitive nursing skin. The seamless construction also creates a smooth, invisible profile under any top, making it ideal for wearing under fitted tops and dresses during the postpartum period.

How does anti-sag support work without underwire?

Anti-sag support without underwire is achieved through the bra's construction, including strategic seaming, fabric tension, and cup shaping that lifts and supports the breast from below and the sides. This provides effective lift and support without the pressure and discomfort of underwire, making it safe and comfortable for breastfeeding moms.

Can a seamless nursing bra be worn under fitted tops?

Yes. The seamless construction creates a smooth, invisible profile that sits invisibly under fitted tops, dresses, and activewear without creating visible lines or marks. This makes the seamless nursing bra ideal for all-day daily wear during the postpartum period when you want comfortable nursing support without visible bra lines.

Shipping
Free standard shipping on orders over $30. Most orders process in 1-2 business days and arrive in 7-10 business days.

Returns
Return unworn, unwashed items with tags and original packaging within 30 days.

Fit Snapshot

Support, coverage & size

Sports bra fit guide for support level, cup coverage, strap feel, and movement comfort.

Fit & size

Check bust and underbust first. The band should feel secure without digging in; size up if you prefer less pressure.

Fabric & coverage

Review the product description and photos for fabric composition, stretch, lining, padding, pockets, opacity, and care. For lighter colors, check photo coverage before choosing underwear color.

Before checkout

Confirm the Size Guide, shipping timing, and return policy. Flexvibe describes fit, support, and visual smoothing only; we do not promise weight loss, body changes, or medical results.

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