• Soft Bras
    Size
    Underbust
    Bust
    Cups
    XS
    26.5-27.5"
    28.5-31.5"
    A
    S
    28-29"
    31.5-34.5"
    A-B
    S+
    28-29"
    34-36"
    C-D
    M
    30-31"
    34-36"
    B-C
    M+
    30-31"
    36.5-38.5"
    D-E
    L
    32-34"
    35.5-38.5"
    B-C
    L+
    32-34"
    39-42"
    D-E
    XL
    35-37"
    39-42"
    C-D
    XL+
    35-37"
    42.5-46.5"
    E-F
    2XL
    38-41"
    43-46"
    C-D
    2XL+
    38-41"
    47-51"
    E-F
    3XL+
    42-45"
    51-55"
    F

    Sizing Tips:

    • "+" indicates accommodation of larger cup sizes
    • If between sizes, we recommend sizing up
    • If you have a larger cup than indicated with the underbust, size up
Size
Underbust
Bust
Cups
XS
26.5-27.5"
28.5-31.5"
A
S
28-29"
31.5-34.5"
A-B
S+
28-29"
34-36"
C-D
M
30-31"
34-36"
B-C
M+
30-31"
36.5-38.5"
D-E
L
32-34"
35.5-38.5"
B-C
L+
32-34"
39-42"
D-E
XL
35-37"
39-42"
C-D
XL+
35-37"
42.5-46.5"
E-F
2XL
38-41"
43-46"
C-D
2XL+
38-41"
47-51"
E-F
3XL+
42-45"
51-55"
F

Sizing Tips:

  • "+" indicates accommodation of larger cup sizes
  • If between sizes, we recommend sizing up
  • If you have a larger cup than indicated with the underbust, size up

Free Shipping on U.S. Orders Over $75

Shop All
Women's Underwear
Shop All Bras - Organic Cotton Underwear
Bras
ROBE NOW $98
Lounge
Men's
The Nothing New Collection
Clearance
Underwear
Women's Underwear
Men's Underwear
The Nothing New Collection
Bras
Shop All Bras
Keyhole Soft Bra
Triangle Soft Bra
Lounge
Garnet Sets
Boxy Tee
Now $98!
Essential Robe
Men's
Clearance
Gift Cards
Shop All Products

Free Shipping on U.S. Orders Over $75

Women's Underwear
Lounge
Men's Organic Cotton Underwear
Men's Underwear

Top Search Terms:

Thongs Socks Robes Boxers
SALE Knickey Triangle Bralette in Cacao

Kate is a 36/DD, wearing a Subset L

See it on:
Rated 4.3 out of 5
Based on 1056 reviews
LAST CHANCE!

SALE Knickey Triangle Bralette

$15
Size:

Color:

Clearance
+ More Colors
-
+

Sign up for our waitlist to be notified when in stock

Free Shipping on U.S. Orders Over $75

Ships in 1 to 2 Business Days

Easy-to-use online Returns Portal

Made with Organic
Cotton

Breathable and
Moisture-Wicking

Recyclable through
Subset's Program

Eco-Friendly and Sustainable Materials

Complete The Set
Organic Cotton High-Rise Brief in Carbon
2XS
XS
S
M
L
XL
2XL
3XL
4XL
Organic Cotton High-Rise Brief in Carbon
$20
Select Size
More colors
Organic Cotton High-Rise Brief in Cacao
2XS
XS
S
M
L
XL
2XL
3XL
4XL
Organic Cotton High-Rise Brief in Cacao
$20
Select Size
More colors
Organic Cotton High-Rise Brief in Spice
2XS
XS
S
M
L
XL
2XL
3XL
4XL
Organic Cotton High-Rise Brief in Spice
$20
Select Size
More colors
Organic Cotton Low-Rise Thong in Wheat
2XS
XS
S
M
L
XL
2XL
3XL
Organic Cotton Low-Rise Thong in Wheat
$20
Select Size
More colors
Organic Cotton Low-Rise Thong in Lunar
2XS
XS
S
M
L
XL
2XL
3XL
Organic Cotton Low-Rise Thong in Lunar
$20
Select Size
More colors
Organic Cotton Low-Rise Bikini in Carbon
2XS
XS
S
M
L
XL
2XL
3XL
Organic Cotton Low-Rise Bikini in Carbon
$10 $20
Select Size
More colors
Organic Cotton Mid-Rise Hipster in Spice
2XS
XS
S
M
L
XL
2XL
3XL
Organic Cotton Mid-Rise Hipster in Spice
$20
Select Size
More colors
Organic Cotton High-Rise Brief in Wheat
2XS
XS
S
M
L
XL
2XL
3XL
4XL
Organic Cotton High-Rise Brief in Wheat
$20
Select Size
More colors
Organic Cotton High-Rise Brief in Lunar
2XS
XS
S
M
L
XL
2XL
3XL
Organic Cotton High-Rise Brief in Lunar
$20
Select Size
More colors
  • Description
    Designed with support and security in mind, our original Knickey Triangle Bralette keeps this everyday classic cute without compromise. Darted cups come double-lined and center-seamed, with a delicate back closure. Sale Bralettes are exchange only. 
  • Fit Details

    Cut: Moderate
    Support: Medium
    Adjustability: Band & Straps 

    • Triangle shaped cups give partial chest coverage
    • Good hold from darted, double-lined cups, giving lift without bulk
    • Back hook & eye closure varies by size for adjustability, 2 row hook & eye for sizes 2XS-L, 3 row hook & eye for sizes XL-3XL
    • Adjustable shoulder strap
  • Materials & Care

    Fabric: 95% Certified Organic Cotton, 5% Elastane
    Straps: 70% Recycled Polyester, 30% Spandex
    Hardware: Recycled Zinc & Alloy 
    Band: 100% Recycled Polyester & Natural Rubber
    Closure: 78% Regenerated Nylon, 22% Elastane

    Wash in cold water and hang dry to save energy and extend the life of your bra. Earth-friendly detergents are highly recommended.

  • Shipping & Returns

    Shipping

    • Free shipping on US orders over $75
    • US Flat Rate shipping of $5 or $8, depending on order size
    • Carbon-Neutral shipping

    Returns

    • First Pair Guarantee on all underwear
    • Free exchanges and returns to store credit
    • Returns to refund with a $8 return shipping fee
    • Pre-paid shipping labels provided to US orders 
    • Easy-to-use online Returns Portal

    For more information on shipping, returns, & international orders swing by our FAQs

  • Impact

    This Product's Impact

    1.5 kg of emissions offset

    226.4 glasses of drinking water saved

    5.6 sq ft of land saved from pesticides

  • End of Life

    We take responsibility for the full lifecycle of our products, but we don’t stop there. We started the world’s first intimates Recycling Program to divert items from any brand, Subset or not.

    At the end of this product's life, you can recycle it here.

Designed with support and security in mind, our original Knickey Triangle Bralette keeps this everyday classic cute without compromise. Darted cups come double-lined and center-seamed, with a delicate back closure. Sale Bralettes are exchange only. 
Description
Designed with support and security in mind, our original Knickey Triangle Bralette keeps this everyday classic cute without compromise. Darted cups come double-lined and center-seamed, with a delicate back closure. Sale Bralettes are exchange only. 
Fit Details

Cut: Moderate
Support: Medium
Adjustability: Band & Straps 

  • Triangle shaped cups give partial chest coverage
  • Good hold from darted, double-lined cups, giving lift without bulk
  • Back hook & eye closure varies by size for adjustability, 2 row hook & eye for sizes 2XS-L, 3 row hook & eye for sizes XL-3XL
  • Adjustable shoulder strap
Materials & Care

Fabric: 95% Certified Organic Cotton, 5% Elastane
Straps: 70% Recycled Polyester, 30% Spandex
Hardware: Recycled Zinc & Alloy 
Band: 100% Recycled Polyester & Natural Rubber
Closure: 78% Regenerated Nylon, 22% Elastane

Wash in cold water and hang dry to save energy and extend the life of your bra. Earth-friendly detergents are highly recommended.

Shipping & Returns

Shipping

  • Free shipping on US orders over $75
  • US Flat Rate shipping of $5 or $8, depending on order size
  • Carbon-Neutral shipping

Returns

  • First Pair Guarantee on all underwear
  • Free exchanges and returns to store credit
  • Returns to refund with a $8 return shipping fee
  • Pre-paid shipping labels provided to US orders 
  • Easy-to-use online Returns Portal

For more information on shipping, returns, & international orders swing by our FAQs

Impact

This Product's Impact

1.5 kg of emissions offset

226.4 glasses of drinking water saved

5.6 sq ft of land saved from pesticides

End of Life

We take responsibility for the full lifecycle of our products, but we don’t stop there. We started the world’s first intimates Recycling Program to divert items from any brand, Subset or not.

At the end of this product's life, you can recycle it here.

SALE Knickey Triangle Bralette
-
+

Committed to organic cotton excellence

Fit First

First layers that are built for body and easy on the earth - because you deserve a drawer full of faultless essentials that are compromise-free.

Certified Sustainable

Organic cotton’s growth, harvest, and manufacturing processes are safe for farm and factory workers and are kind on Earth’s water and land.

Fair Trade

Our factories are Fair Trade certified to ensure everyone involved in the making of our products is treated with the respect and care they deserve.

Free Returns

Carbon-neutral shipping

Easy Exchanges

Who’s loving Subset lately

Set Your New Standard @wearsubset

@antrieu
@bstereo
@bunz_walker
@rocky_barnes
@antrieu
@bstereo
@bunz_walker
@rocky_barnes
Shop now and swap sizes & styles risk-free.
Free Exchanges, Easy Returns
Shop now and swap sizes & styles risk-free.
Free Exchanges, Easy Returns
Shop now and swap sizes & styles risk-free.
Free Exchanges, Easy Returns
Shop now and swap sizes & styles risk-free.
Free Exchanges, Easy Returns

Reviews

Write a Review
average rating 4.3 out of 5
Based on 1056 reviews
  • 5 Stars
    646 Reviews
  • 4 Stars
    209 Reviews
  • 3 Stars
    103 Reviews
  • 2 Stars
    57 Reviews
  • 1 Star
    41 Reviews
80% of reviewers would recommend this product to a friend
1056 Reviews
Reviewed by Barbara D., from United States
Verified Buyer
Organic Cotton Triangle Soft Bra in Spice
Reviewing
Organic Cotton Triangle Soft Bra in Spice
I recommend this product
Age Range
65+
Size Purchased
M+
I usually wear
  • 36
  • 34
Rated 5 out of 5
Review posted

Finally found a bra that fits my chest.

I’ve got a moderate Sunken chest (Pectus Excatum) inherited from my dad’s side. I’ve got an old worn out bra that feels comfortable but worn out. This new bra is perky, fresh colors and so comfortable. Bye bye old bra. Thanks for your great under gear.

Loading...
Fit
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs Small, 0 is True to Size and 2 is Runs Large
Comfort
Rated 0 on a scale of minus 2 to 2, where minus 2 is Lacking, 0 is Just Right and 2 is Dreamy
Support
Rated 1 on a scale of minus 2 to 2, where minus 2 is Not enough, 0 is Solid Support and 2 is Very Supportive
Was this helpful?
Reviewed by Barbara D., from United States
Verified Buyer
Organic Cotton Triangle Soft Bra in Cacao
Reviewing
Organic Cotton Triangle Soft Bra in Cacao
I recommend this product
Age Range
65+
Size Purchased
M+
I usually wear
  • 36
  • 34
Rated 5 out of 5
Review posted

Fits my difficult sunken chest (Pectus Excavatum) -runs in father’s family

Bra actually fits my chest. All my life-over 70 years old, I’ve had difficulties with the fit of my bras. Found Subset and the bras don’t have underwire, slim lining and fit well. Thanks. My one comfortable bra can be retired. Love these range of colors.

Loading...
Fit
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs Small, 0 is True to Size and 2 is Runs Large
Comfort
Rated 0 on a scale of minus 2 to 2, where minus 2 is Lacking, 0 is Just Right and 2 is Dreamy
Support
Rated 1 on a scale of minus 2 to 2, where minus 2 is Not enough, 0 is Solid Support and 2 is Very Supportive
Was this helpful?
Reviewed by Alli M.
Verified Reviewer
Organic Cotton Triangle Soft Bra
Reviewing
Organic Cotton Triangle Soft Bra
I recommend this product
Rated 5 out of 5
Review posted

34D Fit is FABULOUS

The best organic cotton bralette I have found, and I have tried them ALL! I sleep in these bras almost every night. Highly recommend!

Loading...
Was this helpful?
Reviewed by Brittany C.
Verified Buyer
Organic Cotton Triangle Soft Bra in Garnet
Reviewing
Organic Cotton Triangle Soft Bra in Garnet
I recommend this product
Rated 5 out of 5
Review posted

Everyday bra

Love these bras for everyday wear. They are comfy and I love that they are made in the US

Loading...
Was this helpful?
Reviewed by Katherine C., from United States
Verified Buyer
Organic Cotton Triangle Soft Bra in Stone
Reviewing
Organic Cotton Triangle Soft Bra in Stone
I recommend this product
Age Range
35-44
Size Purchased
M
Rated 5 out of 5
Review posted

Closest thing to not wearing a bra

It’s supportive but comfy enough to wear all day!

Loading...
Fit
Rated 0 on a scale of minus 2 to 2, where minus 2 is Runs Small, 0 is True to Size and 2 is Runs Large
Comfort
Rated 2 on a scale of minus 2 to 2, where minus 2 is Lacking, 0 is Just Right and 2 is Dreamy
Support
Rated 1 on a scale of minus 2 to 2, where minus 2 is Not enough, 0 is Solid Support and 2 is Very Supportive
Was this helpful?

More styles to love

Get 20% off your first order!

Sign up to receive special offers, new releases, and more

© Copyright 2025 Subset
Accessibility
Subset footer brand mark Terms & Conditions
Accessibility Terms & Conditions Privacy Policy
Get on the Waitlist
SALE Knickey Triangle Bralette
Cart (0)

Your cart is empty

Explore our planet-friendly innerwear collection and make your cart [and your body] happy

Women's UnderwearWomen's Underwear BrasBras Men's UnderwearMen's Underwear
Free Returns Free Returns
Carbon-neutral shipping Carbon-neutral shipping
Easy Exchanges Easy Exchanges
Shop All Products Free Shipping on U.S. Orders Over $75