#color_dusk blue
#color_dusk blue
#color_sandalwood brown
#color_sandalwood brown
#color_sandalwood brown
#color_sandalwood brown
#color_sandalwood brown
#color_sandalwood brown
#color_coffee bean
#color_coffee bean
#color_coffee bean
#color_coffee bean
#color_coffee bean
#color_coffee bean
#color_dusk blue
#color_dusk blue
#color_dusk blue
#color_dusk blue
#color_black
#color_black
#color_black
#color_black
#color_black

/

STRETCH YOUR STORY

ButterFlow™ All Day Bra

Total price

$57.60 $64.00

Made for yoga and fit-tested by yoga experts, this light-support bra is designed with ButterMelt™ fabric for a soft, barely-there, second-skin feel. It stretches softly to move with you, while gently holding the bust through every pose. A clean, classic cut and higher armholes offer added coverage and easy movement—you might forget you’re wearing it.

Color: Sandalwood Brown

Lucie is 5'9 1/2" wearing XS

Size: XS
Size Guide

SUPPORT LEVEL

Medium support with a secure feel, designed for the gym, running, and high-movement workouts.

Quantity:

Total price

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Pre-order Information

Please review before placing your order.

  • Pre-ordered items are expected to ship in early June, but may ship sooner.
  • If your order includes both pre-order and in-stock items, available items will be shipped separately at no additional cost.
  • Pre-order items cannot be canceled after purchase, but returns are available after delivery according to our return policy.

Free standard shipping on all orders.

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Size Guide

Leggings
Pants
Sports Bras
Jackets & Tops

Size chart

in

cm

Size
US Size
Waist
Hip

XS

S

M

L

XL

2XL

3XL

0

2-4

6-8

10

12-14

16

18-20

25

27

29

31

33 1/2

36

39

34 1/2

36 1/2

38 1/2

40 1/2

43

45 1/2

48 1/2

Size
US Size
Waist
Hip

XS

S

M

L

XL

2XL

3XL

0

2-4

6-8

10

12-14

16

18-20

63.5

68.5

73.5

78.8

85

91.5

99

87.5

92.5

97.8

103

109.5

115.5

123

Size
US Size
Waist
Hip

XS

S

M

L

XL

2XL

0

2

4

6-8

8-10

12

26

26 3/4

28 1/4

30

32

34

34 1/2

35 1/2

37

38 1/2

40 1/2

42 1/2

Size
US Size
Waist
Hip

XS

S

M

L

XL

2XL

0

2

4

6-8

8-10

12

66

68

72

76

81

86

88

90

94

98

103

108

Size
US Size
Hip

XS

S

M

L

XL

2XL

3XL

0

2-4

6-8

10

12-14

16

18-20

34 1/2

36 1/2

38 1/2

40 1/2

43

45 1/2

48 1/2

Size
US Size
Hip

XS

S

M

L

XL

2XL

3XL

0

2-4

6-8

10

12-14

16

18-20

87.5

92.5

97.8

103

109.5

115.5

123

Size chart

in

cm

Size
US Size
Waist
Hip

XS

S

M

L

XL

2XL

0

2-4

6-8

8-10

12-14

16

25

27

29

31

33 1/2

36

34 1/2

36 1/2

38 1/2

40 1/2

43

45 1/2

Size
US Size
Waist
Hip

XS

S

M

L

XL

2XL

0

2-4

6-8

8-10

12-14

16

63.5

68.5

73.5

78.8

85

91.5

87.5

92.5

97.8

103

109.5

115.5

Size chart

in

cm

Size
US Size
Under Bust
Chest

XS

S

M

L

XL

2XL

0

2-4

6-8

10-12

12-14

16

27 1/2

28 1/2

30

31 1/2

33 1/4

35 1/4

32 1/4

34

36

38

40

42 1/2

Size
US Size
Under Bust
Chest

XS

S

M

L

XL

2XL

0

2-4

6-8

10-12

12-14

16

70

72.5

76.5

80.5

84.5

89.5

82

86.5

91.5

96.5

101.5

108

Size chart

in

cm

Size
US Size
Chest
Waist

XS

S

M

L

XL

2XL

2

4

6-8

10-12

12-14

16

32

34

36

38

40 1/2

43

25

27

29

31

33 1/2

36

Size
US Size
Chest
Waist

XS

S

M

L

XL

2XL

2

4

6-8

10-12

12-14

16

81.5

86.5

91.5

96.5

103

109.5

63.5

68.5

73.5

78.8

85

91.5

How to measure

How to measure
Bust
  • Place the measuring tape around the fullest part of your chest directly under your arms.

  • Waist
  • Measure around your natural waistline at belly button level.

  • Hip
  • Measure around the fullest part of your body at the top of your leg.

  • Inseam
  • With no shoes on, measure from the groin down to the floor.

  • Pants
    Joggers & Sweatpants
    Tops
    Button Downs

    Size chart

    in

    cm

    Size
    Waist
    Hip

    28

    30

    31

    32

    33

    34

    36

    38

    28

    30

    31

    32

    33

    34

    36

    38

    34 1/2

    36 1/2

    37 1/2

    38 1/2

    39 1/2

    40 1/2

    42 1/2

    43 1/2

    Size
    Waist
    Hip

    28

    30

    31

    32

    33

    34

    36

    38

    71

    76

    78.5

    81.5

    84

    86.5

    91.5

    96.5

    84.5

    92.5

    95.5

    98

    100.5

    103

    108

    110.5

    Size chart

    in

    cm

    Size
    Waist
    Hip

    XS

    S

    M

    L

    XL

    28 1/2

    30 1/2

    32 1/2

    34 1/2

    38 1/2

    35

    37

    39

    41

    44

    Size
    Waist
    Hip

    XS

    S

    M

    L

    XL

    72.5

    77.5

    82.5

    87.5

    97.5

    89

    94

    99

    104

    111.5

    Size chart

    in

    cm

    Size
    Chest
    Waist

    XS

    S

    M

    L

    XL

    2XL

    36

    38

    40

    42

    45

    49

    28 1/2

    30 1/2

    32 1/2

    34 1/2

    38 1/2

    42

    Size
    chest
    Waist

    XS

    S

    M

    L

    XL

    2XL

    91.5

    96.5

    101.5

    106.5

    114.5

    124.5

    72.5

    77.5

    82.5

    87.5

    97.5

    106.5

    Size chart

    in

    cm

    Size
    Chest
    Waist
    Sleeve

    XS

    S

    M

    L

    XL

    2XL

    36

    38

    40

    42

    45

    49

    28 1/2

    30 1/2

    32 1/2

    34 1/2

    38 1/2

    42

    31 1/2

    32 1/4

    33

    33 3/4

    34 1/2

    35

    Size
    Chest
    Waist
    Sleeve

    XS

    S

    M

    L

    XL

    2XL

    91.5

    96.5

    101.5

    106.5

    114.5

    124.5

    72.5

    77.5

    82.5

    87.5

    97.5

    106.5

    80

    82

    84

    86

    87.5

    89

    How to measure

    Chest
  • Place the measuring tape around the fullest part of your chest directly under your arms.

  • Waist
  • Measure around your natural waistline at belly button level.

  • Hip
  • Measure around the fullest part of your body at the top of your leg.

  • Sleeve
  • Measure from center back neck to wrist.

  • ButterFlow™ All Day Bra

    color :

    Just added

    Recently Viewed

    Made for yoga and fit-tested by yoga experts, this light-support bra is designed with ButterMelt™ fabric for a soft, barely-there, second-skin feel. It stretches softly to move with you, while gently holding the bust through every pose. A clean, classic cut and higher armholes offer added coverage and easy movement—you might forget you’re wearing it.

    Built for running and high-intensity training, it delivers medium-level support with a cool, breathable feel. Made with ButterFlow™ fabric, it stays smooth and stable through motion. A wide U-neckline and open back enhance airflow, while clean internal construction and a secure inner band help the bra stay comfortably in place—so you can move with focus and ease from start to finish.

    KEY FEATURES

    Icons_Outlined (3).png__PID:cd2e077c-277f-47fc-a1cf-e91fabd67bc6

    KEY FEATURES

    Icons_Outlined (6).png__PID:8a755709-a166-4040-ae3c-e0284709f60b

    ButterFlow™ fabric

    Medium support

    Cool-touch feel

    Breathable mesh lining

    Wide U-neckline

    Open-back design

    Wide, stay-flat straps

    Removable pads

    SIZE GUIDE

    Icons_Outlined (3).png__PID:cd2e077c-277f-47fc-a1cf-e91fabd67bc6

    SIZE GUIDE

    Icons_Outlined (6).png__PID:8a755709-a166-4040-ae3c-e0284709f60b

    Size Guide

    in

    cm

    Size
    US Size
    Under Bust
    Chest

    XS

    S

    M

    L

    XL

    2XL

    0

    2-4

    6-8

    10-12

    12-14

    16

    27 1/2

    28 1/2

    30

    31 1/2

    33 1/4

    35 1/4

    32 1/4

    34

    36

    38

    40

    42 1/2

    Size
    US Size
    Under Bust
    Chest

    XS

    S

    M

    L

    XL

    2XL

    0

    2-4

    6-8

    10-12

    12-14

    16

    70

    72.5

    76.5

    80.5

    84.5

    89.5

    82

    86.5

    91.5

    96.5

    101.5

    108

    MATERIAL & CARE

    Icons_Outlined (3).png__PID:cd2e077c-277f-47fc-a1cf-e91fabd67bc6

    MATERIAL & CARE

    Icons_Outlined (6).png__PID:8a755709-a166-4040-ae3c-e0284709f60b

    Material

    • Fabric: Polyester 78%, LYCRA® (Polyurethane) 22%

    Care

    colors (4).png__PID:69731a5b-7978-4acf-86b4-ef3528ff13fb

    Wash with like colors (may bleed)

    do-not-wash (3).png__PID:ef3528ff-13fb-483d-ad90-74ba2a906545

    Do not soak

    detergent (2).png__PID:74ba2a90-6545-4b7c-80f6-ac8c5261c4c9

    Use mild detergent

    wash-gentle-30 (2).png__PID:ac8c5261-c4c9-4183-a915-5438235d783c

    Wash cold (86°F or below)

    do-not-dry-in-dryer (2).png__PID:5438235d-783c-4970-8924-758a7688c825

    Do not tumble dry

    do-not-dry-clean (2).png__PID:758a7688-c825-4b02-8b5f-ce2aa5942f64

    Do not dry clean

    remove-pads.png__PID:809fea67-6f0f-43c2-bc05-d003e7b13818

    Remove bra pads before wash

    SHIPPING & RETURN

    Icons_Outlined (3).png__PID:cd2e077c-277f-47fc-a1cf-e91fabd67bc6

    SHIPPING & RETURN

    Icons_Outlined (6).png__PID:8a755709-a166-4040-ae3c-e0284709f60b

    Shipping

    Standard shipping: $5

    Express shipping: $15

    Free shipping

    Free standard shipping on orders over $50

    Free express shipping on orders over $200

    Returns

    Returns are accepted within 30 days with a $10 return fee. If your order included a free gift, please return it with the item.

    스크롤핸들.png__PID:8d172acb-b729-4fc0-9663-fb0df1a6bcdf

    Product key features

    Icons_Outlined (7).png__PID:9f0fd1f3-21d5-447e-8dae-f468b47b148eIcons_Filled (1).png__PID:9c5f37e1-e694-4bc0-849e-052bca3209dc

    Fabric

    Size & Fit

    Shipping & Return

    Material & Care

    Product Details

    ButterFlow™ All Day Bra_1.jpg__PID:b8d4356c-efd8-469f-9f93-623fc4483c24

    ButterFlow™ Performance Fabric

    Lightweight and cool to the touch, ButterFlow™ is engineered for breathability and resilient stretch—designed to move smoothly with your body through high-movement training.

    ButterFlow™ All Day Bra_2.jpg__PID:d4356cef-d876-4f5f-9362-3fc4483c24de

    Wide, Stay-Flat Straps

    Straps are engineered to remain flat and resist rolling, helping distribute pressure evenly for lasting comfort during movement.

    Airhole Bra Pads.jpg__PID:cfb8d435-6cef-4876-9f5f-93623fc4483c

    Removable Pads for Performance

    Soft, breathable pads are designed to stay in place during movement. Ensure the SYS symbols are centered when inserting the pads.

    Experience ButterFlow™
    Designed and made in Korea with 8 distinct styles from supportive bras and shorts to high-rise, flared, and wide silhouette bottoms.

    DISCOVER BUTTERFLOW™

    Good Matches

    #color_black

    ButterFlow™ Flare Legging 31"

    $99.00
    $110.00
    #color_anthracite gray

    ButterFlow™ Short 5.5"

    $56.70
    $63.00
    #color_dawson pink

    ButterFlow™ High-Rise Legging 25"

    $68.60
    $98.00
    #color_oil green

    ButterFlow™ Pocket Biker Short 8.5"

    $66.60
    $74.00
    #color_black

    ButterFlow™ Pocket Wide Leg Pant (Tall)

    $112.50
    $125.00

    Overall rating: 3.875 / 5 from 8 reviews.

    AI Generated Review Summary

    Summary topics

    Review topics: [].

    Review highlights

    Reviews

    Reliable support with zero interference

    "I'm 5'7" and wearing a size S here in the color dusk blue. This has become my go-to for longer runs because it actually stays put - no adjusting mid-stride. The open back and wide neckline make a real difference on warmer days when I'm pushing pace and just need things to breathe. This bra hits the balance of feeling secure without being restrictive - I don’t even think about it once I’m moving. (This review was written by SYS crew. )"

    Sofia (5/5)

    True to size and supportive

    "The support feels true to size. It’s secure enough for running and high intensity sessions without feeling overly tight or restrictive. If you prefer a very compressive fit you might size down, but I stayed with my usual size and it feels stable while still comfortable. The shape is very flattering on, especially with the wide neckline and open back. Love the clean, balanced silhouette! Overall it feels breathable and it’s become a reliable piece I reach for when I want something supportive but still comfortable"

    Sarah (5/5)

    Great fit. Comfortable set.

    "Great fit. Comfortable set."

    Kathleen M. (5/5)

    This product was fine. Didn’t

    "This product was fine. Didn’t love. You can see the lines where the pads go which is gross. The straps are long."

    marcella f. (1/5)

    Comfy Basic

    "Fits true to size, could be more compressive."

    LL (4/5)

    not bad but not that sexy

    "not as flattering as i would like, i will go for the square neck one next"

    d (3/5)

    Stays in place with comportable all-day support

    "I'm 5’10”, wearing a size S in Sandalwood Brown. This bra is soft, breathable, and gives just the right amount of support for workouts. The straps stay flat, the band holds everything everything in place comfortably, and the open back keeps me cool. Comfortable enough to wear all day. (This review was written by SYS crew. )"

    Whitney (5/5)

    okayish i will size down

    "it is comfortable but not a flattering fit also as a 34 C cup I think i could size down to a small"

    Dana (3/5)

    Q&A

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