My Necessity Seamless Bikini Brief - 2 pack
The only briefs you'll ever need — seamless, soft, two colours, endless wear
Find My Size
Where are you in your journey?
This shapes your sizing recommendation.
Which trimester are you in?
This helps us account for how much your body is still likely to change.
What is your current bra size?
Even if it doesn't fit quite right — we'll use this as our starting point.
Band CupLet's get you fitted properly
Get expert help by email
Bra fitting is part science, part feel — and when your body is changing (pregnancy, postpartum, post-nursing) it can be tricky to figure out alone. Send us a few details and one of our Fit Specialists will email you back with a personalised size recommendation. It's free, no pressure to buy.
How does the band fit?
Honest answers give us the most accurate size.
How does the cup fit?
No gaps, no spillage — you know what we mean.
Your recommended size
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BRIEF FEATURES
Seamless
Matching Set
Soft
Sustainable
stage guide
Two times the comfort, all the confidence. Our My Necessity Seamless Bikini Briefs are your soft, stretchy go-tos for every stage of life — pregnancy, postpartum, nursing, or simply for everyday comfort. Made from a breathable bamboo blend that moves with your body, these briefs sit comfortably under a growing belly, tender tummy, or just as your shape naturally changes. This pack includes black and frappe—because comfort should never be boring.
Size Guide (Approximate Brief Fit):
S/M = 6/8 | M/L = 8/10 | L/XL = 10/12 | XL/XXL = 12/14
- Features: Seamless bamboo blend for softness and stretch. 2-pack
- Brief Style: Bikini.
- Coverage: Mid coverage—smooth and comfy with a flexible fit.
- Gusset: Bamboo blend for breathable, all-day wear.
- Colour: Black and Frappe
- Fabric: Bamboo viscose, nylon, elastane.
- Care Instructions: Cold wash and line dry. Treat them kindly, they’re your everyday heroes.
Note: For hygiene reasons, briefs cannot be returned or exchanged.
Free shipping on orders over $95 USD. We ship to the US & Canada with no customs charges, no duties, and no surprise fees — we absorb all tariff costs so you don't have to.
US & Canada Returns
Returns are complimentary with Checkout+ and are accepted within 30 days of delivery.
Added Checkout+ at checkout? Your return label is on us, simply lodge your return and choose between a full refund or store credit, free of charge.
No Checkout+? No problem, purchase your return label, then choose between a full refund or store credit with no additional fees or restocking charges.
Please see our dedicated Returns page for full details.
As a team of moms, we understand the importance of protecting the planet for future generations. We are committed to reducing our impact on the earth by creating beautiful products that are healthier for you, your family, and our environment. All Hotmilk garments are ethically sourced and go through rigorous testing to ensure the fabrics and hardware are safe and free from harmful chemicals.
Free shipping on orders over $95
Quick and easy 30-day returns
Worn, Loved & Shared
Common Questions about My Necessity Briefs
Everything you need to know about sizing, fit through pregnancy, and postpartum wear
S/M = 6-8 | M/L = 8-10 | L/XL = 12/14 | XL/XXL = 14/16
Fits true to size — choose your regular size
Seamless stretch moves with your changing body — between sizes? Size up
Yes definitely! They are made for all women at every stage of life.
Yes — the seamless mid-rise waistband sits gently below or above the incision line without digging or rubbing. The soft bamboo-viscose fabric is gentle against healing skin and free from harmful chemicals (OEKO-TEX certified). Many customers use them from day one postpartum.
Yes — the seamless stretch adapts as your bump grows. The mid-rise fit sits comfortably under a growing belly without rolling or digging in.
Note: For hygiene reasons, briefs cannot be returned or exchanged. We recommend sizing true to size — if you're between sizes, size up. Or contact our fit team for advice.
