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Under Bump Undies

Size ? S

 These are the must-have pregnancy underwear for every modern mom. Perfect for pregnancy and postpartum wear. They fit under your bump and feel like you have nothing on. With the added weight of baby and motherhood let your undies be light and seamless to keep you feeling free!

 About The Under Bump Undies
+maximum under bump comfort for pregnancy + postpartum days
+sweat-wicking and breathable fabric

 *Please note all underwear is final sale*


Size Chart

Click on the question mark icon next to the size picker to see the full size chart.

Easy returns & exchanges

Free shipping on orders over $150

Have any questions?

Whether you have any questions about sizing, fit, colour options or delivery options, our staff is there to support you. Don't hesitate to reach out for help, we'll be with you every step of the way.

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Under Bump Undies


Modern Maternity

Our apparel is designed to encourage your emotional, mental and spiritual growth as a mother and beyond.

Designed in Canada

We live and operate out of Toronto, Ontario, Canada. All our products are designed in Canada.

Women Owned

We are proud to be founded, owned and run by an all woman team.

Versatile for motherhood

Go to yoga, hiking, spin, rock-climbing & more without slipping down, spillage or discomfort.

Inspired To Support Active Mothers In All Stages Of Their Journey

As one less worry for your motherhood journey, our mamas live in our clothes all day long. Loved by gym-goers, stay-at-home mamas, working mama’s, nature seekers, nursing mothers and travelers.


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