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Subset Fits You

Our essential innerwear in organic cotton make up the building blocks of your wardrobe. And when they're made for your body, you forget you’re even wearing them.

But first you have to find your perfect fit - read on to meet your favorite styles and size.

Our essential innerwear in organic cotton make up the building blocks of your wardrobe. And when they're made for your body, you forget you’re even wearing them.

But first you have to find your perfect fit - read on to meet your favorite styles and size.

Fit by Category

Low-Rise Thong

The Thong for people "who don't wear thongs." With an ultra-low waist, a slim profile on the hips and super soft organic cotton fabric, this style delivers invisible, barely-there comfort - you won't even notice you're wearing it.

RISE

Low: Sits low on waist

LEG

Low: Cut low on hip

SEAT

Minimal: No rear coverage

Front
Back
See this style on a:
Size S Size 3XL

How to Measure

Waist
Hips
Waist

For higher-rise styles, the waist measurement matters too. Find the narrowest part of your belly - often near your belly button.

Hips

Start with the Hips. Wrap a tape measure around the largest part of your hips and the fullest part of your bum.

Bust
Underbust
Bust

Wrap a tape measure around the fullest part of your chest - make sure to stay parallel to the ground.

Underbust

Wrap a tape measure around your ribcage to get your underbust measurement.

Bust
Band
Bust

Wrap a tape measure around the fullest part of your chest - make sure to stay parallel to the ground.

Band

Wrap a tape measure around your ribcage to get your underbust measurement.

Bust
Waist
Hip
Bust

Wrap a tape measure around the fullest part of your chest - make sure to stay parallel to the ground.

Waist

For higher rise styles, the waist measurement matters too. Find the narrowest part of your belly - often near your bellybutton.

Hip

Start with the Hips. Wrap a tape measure around the largest part of your hips and the fullest part of your bum.

  • Underwear
    Size
    Waist
    Hip
    Equivalent
    2XS
    24-25"
    34-35"
    00
    XS
    25.5-26.5"
    35.5-36.5"
    0
    S
    27-28"
    37-38"
    2-4
    M
    29-30"
    39-40"
    6-8
    L
    31-33.5"
    41-42.5"
    10-12
    XL
    34-36"
    43-45"
    14-16
    2XL
    38-40.5"
    47-49.5"
    18-20
    3XL
    42-45"
    51-54"
    22-24
    4XL
    46-49"
    55-58"
    26-28

    Sizing Tip: If in between sizes, we recommend sizing down.

  • Lounge
    Size
    Bust
    Waist
    Hip
    Equivalent
    XS
    27.5-30.5"
    25.5-26.5"
    35.5-36.5"
    00-0
    S
    30-33"
    27-28"
    37-38"
    2-4
    M
    32-34"
    29-30"
    39-40"
    6-8
    L
    34-37"
    31-33.5"
    41-42.5"
    10-12
    XL
    37-40"
    34-36"
    43-45"
    14-16
    2XL
    41-44"
    38-40.5"
    47-49.5"
    18-20
  • Bras
    • 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
    • Bralettes
      Size
      Underbust
      Bust
      Equivalent
      2XS
      24-26"
      30-32"
      28 A-B
      XS
      26-28"
      32-34"
      30 A-B
      S
      28-30"
      34-36"
      32 B-C
      M
      30-32"
      36-38"
      34 B-D
      L
      32-34"
      38-40"
      36 C-D
      XL
      34-36"
      40-42"
      38 C-D
      2XL
      36-38"
      42-44"
      40 C-D
      3XL
      38-40"
      44-46"
      42 C-D

      Sizing Tips:

      • If in between sizes, recommended sizing up
      • If an E or larger cup, size up or try our Soft Bras for expanded cup sizes
Size
Waist
Hip
Equivalent
2XS
24-25"
34-35"
00
XS
25.5-26.5"
35.5-36.5"
0
S
27-28"
37-38"
2-4
M
29-30"
39-40"
6-8
L
31-33.5"
41-42.5"
10-12
XL
34-36"
43-45"
14-16
2XL
38-40.5"
47-49.5"
18-20
3XL
42-45"
51-54"
22-24
4XL
46-49"
55-58"
26-28

Sizing Tip: If in between sizes, we recommend sizing down.

Know Your Size Elsewhere?

In my undie size is a
Shop now and swap sizes & styles risk-free.
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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
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