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Size guide

FAQ
Leggings
Pants
Sports Bras
Jackets & Tops

Recommended size

in

cm

SYS 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

SYS 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

SYS 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

SYS 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

SYS 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

SYS 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

Recommended size

in

cm

SYS 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

SYS 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

Recommended size

in

cm

SYS 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

SYS 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

Recommended size

in

cm

SYS 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

SYS size
US size
Waist
Hip

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
  • Measure 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 hips.

  • Inseam
  • With no shoes on, measure from the top of your inner thigh to the floor.

  • Pants
    Joggers & Sweatpants
    Tops
    Button Downs

    Recommended size

    in

    cm

    SYS 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

    SYS 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

    Recommended size

    in

    cm

    SYS 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

    SYS size
    Waist
    Hip

    XS

    S

    M

    L

    XL

    72.5

    77.5

    82.5

    87.5

    97.5

    89

    94

    99

    104

    111.5

    Recommended size

    in

    cm

    SYS 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

    SYS 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

    Recommended size

    in

    cm

    SYS 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

    SYS 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

    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.

  • FAQ

    How can I compare my usual brand size with SYS?

    Each product page includes the <True Fit> recommendation feature to compare sizing across brands.

    What if I’m between sizes?

    If you’re between sizes, we recommend sizing up for a more comfortable fit.

    How do I measure myself?

    Refer to the 'How to measure' guide above for step-by-step instructions.

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