Hurry! 20% off Flash Sale ends:

00
Day
00
Hour
00
Minute
00
Second

Hurry! 20% off Flash Sale ends:

00
Day
00
Hour
00
Minute
00
Second

Erin Square-Neck Bra

Wireless and seamless square-neck bra

$48.00
$38.00

Erin Square-Neck Bra

Wireless and seamless square-neck bra

$48.00
$38.00
Colour
Cup size
Colour
Cup size

size guide

Colour
Cup size
Colour
Cup size

size guide

made for the IBTC

invisible under clothes

rigorously tested for over 16-hour wear

designed with love in vancouver, canada

made for the itty bitty titty committee

rigorously tested for over 16-hour wear

designed with love in vancouver, canada

invisible under clothes

limited time: free shipping on orders $50+

Perfect Fit guarantee

limited time: free shipping on orders $50+

Perfect Fit guarantee

"I wore it while traveling across Asia during the hottest months of the year, and it truly added to my comfort."

-Kailey N.

product details  

Made for the itty bitty titty committee

IBTC, we see you. Designed with shallow padding, perfect for AA-C cups. Thin straps make it ideal for tanks, or on it's own. And of course, finished in our signature buttery soft fabric. 

 

*Please note this bra runs small. If you're in between sizes, we recommend sizing up*

Sarah is a 32C and wears a size S

fabric & care  

♡  Machine wash delicate, cold with like colors 
♡  Do not bleach
♡  Do not dry clean
♡  Do not iron
♡  Lay flat to dry 

♡  57% Nylon, 43% Spandex

shipping & returns  

Shipping

Limited time: free shipping on orders $50+

For more information regarding shipping and delivery click here.

Returns

Let’s find a perfect fit. All of our bras are eligible for return or exchange within 30 days of delivery. For more information on eligibility, timelines and how to process your return, click here.

 

Not sure on your size? Be sure to check our size guide or ask us. We’re here to help.

All underwear is final sale.

the anti-bra club

made for women who hate wearing bras.

3D sculpt technology

All the lift and support of an underwire, none of the discomfort

non-removeable pads

so you never have to readjust after laundry day

invisible under clothes

so you never have to readjust after laundry day

sweat & odor resistant

rigorously tested for 16+ hour wear

the anti-bra club

made for women who hate wearing bras

3D sculpt technology

All the lift and support of an underwire, none of the discomfort

non-removeable pads

so you never have to readjust after laundry day

invisible under clothes

so you never have to readjust after laundry day

sweat & odor resistant

rigorously tested for 16+ hour wear

we think you'd also like
we think you'd also like
we think you'd also like
onion on you

sign up for 10% off your first order.

You're in!

shop all

about us

about drop 1

blog

gift cards

size guides

faqs & policies

returns & exchange

shipping & delivery

contact 

© 2025, onion™

this website was made with ♡ by rona lao

♡

this website was made with ♡ by rona lao

© 2025, onion™

♡

♡

this website was made with ♡ by rona lao