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Women's size guides

Women's Swimwear+

Inches

CM

UK Dress Size Bust Waist Hip Speedo Size
4 26-28" 20" 30" 26
6 28-30" 22" 32" 28
8 30-32" 24" 34" 30
10 32-34" 26" 36" 32
12 34-36" 28" 38" 34
14 36-38" 30" 40" 36
16 38-40" 32" 42" 38
18 40-42" 34" 44" 40
20 42-44" 36" 46" 42
22 44-46" 38" 48" 44
24 46-48" 40" 50" 46
4 66-71cm 52cm 77cm 26
6 71-76cm 57cm 82cm 28
8 76-81cm 62cm 87cm 30
10 81-86cm 67cm 92cm 32
12 86-91cm 72cm 97cm 34
14 91-96cm 77cm 102cm 36
16 96-101cm 82cm 107cm 38
18 101-106cm 87cm 112cm 40
20 106-111cm 92cm 117cm 42
22 111-116cm 97cm 122cm 44
24 116-121cm 102cm 127cm 46

Speedo swimsuits are designed to have a close fit to your body to help you have the best swim. If you would like a looser fit you can go up a size.

How to measure yourself

  • Bust

    Measure over the fullest part of your bust.

  • Waist

    Measure around your nave (bend to the side to find the dent, this is where your waist is)

  • Hips

    Measure around widest point of the hips and bum.

3 2 1
Womens' H2O Active Range+

Inches

CM

UK Dress Size Bust Waist Hip Speedo Size
6 28-30" 22" 32" XXS
8 30-32" 24" 34" XS
10 32-34" 26" 36" S
12 34-36" 28" 38" M
14 36-38" 30" 40" L
16 38-40" 32" 42" XL
6 71-76cm 57cm 82cm XXS
8 76-81cm 62cm 87cm XS
10 81-86cm 67cm 92cm S
12 86-91cm 72cm 97cm M
14 91-96cm 77cm 102cm L
16 96-101cm 82cm 107cm XL

Speedo swimwear is designed to have a close fit to your body to help you have the best swim. If you would like a looser fit you can go up a size.

How to measure yourself

  • Bust

    Measure over the fullest part of your bust.

  • Waist

    Measure around your navel (bend to the side to find the dent, this is where your waist is)

  • Hips

    Measure around widest point of the hips and bum.

3 2 1
Women's Fastskin LZR Element Racing Suit+

Our LZR Element suit is the least compressive suit we have in the Fastskin range. The body loop measurement is the key part. Please choose your size using the body loop measurement as the key part, and use the chest, waist and hip measurements as an extra guide.

Inches

CM

Body Loop Chest Waist Speedo Size
56-58" 30.5-32.5" 24-25.5" 20
58-61.5" 33-35" 26-27.5" 22
60.5-62.5" 35.5-37.5" 28-29.5" 24
63-65" 37.5-39.5" 30-31" 26
65.5-66.5" 40-41.5" 31.5-33" 28
67-69" 41.5-43" 33.5-34" 30
142-147cm 78-83cm 61.5-65.5cm 20
148-153cm 84-89cm 66.5-70.5cm 22
154-159cm 90-95cm 71.5-75.5cm 24
160-165cm 96-101cm 76.5cm 26
166-169cm 102-105cm 80.5-84cm 28
170-175cm 106-109cm 85-87cm 30

Speedo swimwear is designed to have a close fit to your body to help you have the best swim. If you would like a looser fit you can go up a size.

How to measure yourself

  • Body Loop

    Place the beginning of the tape measure on the middle of the shoulder. Run the tape measure over the fullest part of your bust down between your legs and up your back to the start point on your shoulder.

  • Chest

    Measure over the fullest part of your bust.

  • Waist

    Measure around your navel (bend to the side to find the dent, this is where your waist is).

1 2 3
Women's Fastskin LZR X Racing Suit+

Our LZR Racer X is the most compressive suit we have in the Fastskin range. The hip measurement on Fastskin LZR Racer® X is the most important measurement. Please choose your size using the hip measurement as the key part. Chest, body loop and waist measurement are an extra guide.

Inches

CM

Hips Chest Body Loop Waist Speedo Size
32 - 33" 30.5 - 32" 56 - 58" 24 - 25" 20
33 - 34" 32 - 33" 57 - 59" 25 - 26" 21
34 - 35.5" 33 - 34" 58 - 61.5" 26 - 27" 22
35.5 - 36.5" 34 - 35.5" 59.5 - 61.5" 27 - 28" 23
36.5 - 37.5" 35.5 - 36.5" 60.5 - 62" 28 - 29" 24
37.5 - 39" 36.5 - 37.5" 61.5 - 63.5" 29 - 30" 25
39 - 40" 37.5 - 39" 63 - 65" 30 - 31" 26
40 - 41.5" 39 - 40" 65 - 66" 31 - 32" 27
41.5 - 42.5" 40 - 41.5" 65.5 - 67.5" 32 - 33" 28
81 - 84cm 78 - 81cm 142 - 147cm 61.5 - 64cm 20
84 - 87cm 81 - 84cm 145 - 150cm 64 - 66.5cm 21
87 - 90cm 84 - 87cm 148 - 153cm 66.5 - 69cm 22
90 - 93cm 87 - 90cm 151 - 156cm 69 - 71.5cm 23
93 - 96cm 90 - 93cm 154 - 158cm 71.5 - 74cm 24
96 - 99cm 93 - 96cm 157 - 162cm 74.76.5cm 25
99 - 102cm 96 - 99cm 160 - 165cm 76.5 - 79cm 26
102 - 105cm 99 - 102cm 165 - 168cm 79 - 81.5cm 27
105 - 108cm 102 - 105cm 166 - 171cm 81.5 - 84cm 28

The fit of your suit is down to your personal preference and your race event. See the diagram below for more guidance on which size is right for you.

In your event do you swim more than 200 metres?

No
Choose the Speedo recommended size.
Yes
200 meters or more go one size bigger.

How to measure yourself

  • Hip

    Measure around widest point of the hips and bum.

  • Body loop

    Place the beginning of the tape measure on the middle of the shoulder. Run the tape measure over the fullest part of your bust down between your legs and up your back to the start point on your shoulder.

  • Chest

    Measure over the fullest part of your bust.

  • Waist

    Measure around your navel (bend to the side to find the dent, this is where your waist is).

1 2 3 4
Tips:
  • Your body changes as you train, so we recommend measuring yourself again every time you buy a new suit.
  • Due to compression, it can take up to 20mins to put on your suit.
Women's Fastskin LZR Racer Elite 2 Racing Suit+

The bodyloop measurement on the Fastskin LZR Racer® Elite 2 is the most important measurement. Please choose your size using the bodyloop measurement as the key part. Use the chest and waist measurements as an extra guide.

Inches

CM

Body Loop Chest Waist Speedo Size
50.5 - 51.5" 29.5 - 30" 22 - 23.5" 16
52 - 53" 30.5 - 31" 24 - 24.5" 18
53.5 - 54.5" 31 - 31.5" 24.5 - 25" 20
55 - 56" 32 - 33" 25.5 - 26" 22
56.5 - 60" 33.5 - 35" 26.5 - 27" 23
60 - 61.5" 35.5 - 36" 27.5 - 28" 24
62 - 63.5" 36.5 - 37.5" 28.5 - 29" 25
63.5" 36.5 - 37.5" 28.5 - 29" 25L
64 - 65.5" 38 - 38.5" 29 - 29.5" 26
65.5" 38 - 38.5" 29 - 29.5" 26L
66 - 67.5" 39 - 40" 30 - 30.5" 27
67.5" 39 - 40" 30 - 30.5" 27L
68-68.5" 40 - 41" 30.5 - 31" 28
69" 40 - 41" 30.5 - 31" 28L
69.5 - 71" 41.5 - 42" 31.5 - 32" 29
128 - 131cm 75 - 76cm 59 - 60cm 16
132 - 135cm 77 - 78cm 61 - 62cm 18
136 - 139cm 79 - 80cm 63 - 64cm 20
140 - 143cm 81 - 84cm 65 - 66cm 22
144 - 152cm 85 - 89cm 67 - 69cm 23
153 - 157cm 90 - 92cm 70 - 71cm 24
158 - 161cm 93 - 95cm 72 - 73cm 25
162cm 93 - 95cm 72 - 73cm 25L
163 - 166cm 96 - 98cm 74 - 75cm 26
167cm 96 - 98cm 74 - 75cm 26L
168 - 171cm 99 - 101cm 76 - 77cm 27
172cm 99 - 101cm 76 - 77cm 27L
173 - 175cm 102 - 104cm 78 - 79cm 28
176cm 102 - 104cm 78 - 79cm 28L
177 - 180cm 105 - 107cm 80 - 81cm 29

The fit of your suit is down to your personal preference and your race event. See the diagram below for more guidance on which size is right for you.

In your event do you swim more than 200 metres?

No
Choose the Speedo recommended size.
Yes
200 meters or more go one size bigger.

How to measure yourself

  • Body loop

    Place the beginning of the tape measure on the middle of the shoulder. Run the tape measure over the fullest part of your bust down between your legs and up your back to the start point on your shoulder.

  • Chest

    Measure over the fullest part of your bust.

  • Waist

    Measure around your navel (bend to the side to find the dent, this is where your waist is).

1 2 3
Tips
  • Your body changes as you train, so we recommend measuring yourself again every time you buy a new suit.
  • Due to compression, it can take up to 20mins to put on your suit.
Women's Wetsuits+

Inches

CM

Height Chest Waist Hips Speedo Size
4'9 - 5'0" 30 - 33" 22.5 - 25.5" 31.5 - 34.5" 2XS
4'10 - 5'2" 31 - 34" 24 - 27" 33 - 36" XS
5'1 - 5'5" 32.5 - 35.5" 25 - 28" 34.5 - 37.5" S
5'4 - 5'8" 32.5 - 35.5" 25 - 28" 34.5 - 37.5" S (Tall)
5'3.5 - 5'7.5" 34 - 37" 26.5 - 29.5" 35.5 - 38.5" M
5'6 - 5'10" 35.5 - 38.6" 28.5 - 31.5" 36.5 - 39.5" L
5'9 - 6'1" 37.5 - 40.5" 30 - 33" 38.5 - 41.5" XL
145 - 152cm 76 - 83cm 57 - 65cm 80 - 88cm 2XS
147 - 157cm 79 - 87cm 61 - 68cm 84 - 91cm XS
155 - 165cm 82 - 90cm 64 - 72cm 87 - 95cm S
163 - 173cm 82 - 90cm 64 - 72cm 87 - 95cm S (Tall)
161 - 171cm 86 - 94cm 67 - 75cm 90 - 98cm M
168 - 178cm 90 - 98cm 72 - 80cm 93 - 100cm L
175 - 185cm 95 - 103cm 77 - 84cm 97 - 105cm XL

How to measure yourself

  • Chest

    Measure over the fullest part of your bust.

  • Waist

    Measure around your navel (bend to the side to find the dent, this is where your waist is).

  • Hip

    Measure around widest point of the hips and bum.

1 2 3
Women's Trisuits+

Inches

CM

Height Chest Waist Hips Speedo Size
4'10 - 5'2" 31 - 34" 24 - 27" 33 - 36" XS
5'1 - 5'5" 32.5 - 35.5" 25 - 28" 34.5 - 37.5" S
5'3.5 - 5'7.5" 34 - 37" 26.5 - 29.5" 35.5 - 38.5" M
5'6 - 5'10" 35.5 - 38.5" 28.5 - 31.5" 36.5 - 39.5" L
5'9 - 6'1" 37.5 - 40.5" 30 - 33" 38.5 - 41.5" XL
147 - 157cm 79 - 87cm 61 - 68cm 84 - 91cm XS
155 - 165cm 82 - 90cm 64 - 72cm 87 - 95cm S
161 - 171cm 86 - 94cm 67 - 75cm 90 - 98cm M
168 - 178cm 90 - 98cm 72 - 80cm 93 - 100cm L
175 - 185cm 95 - 103cm 77 - 84cm 97 - 105cm XL

How to measure yourself

  • Chest

    Measure over the fullest part of your bust.

  • Waist

    Measure around your navel (bend to the side to find the dent, this is where your waist is).

  • Hip

    Measure around widest point of the hips and bum.

3 2 1
Maternity Swimwear+

Inches

CM

UK Dress Size
(pre pregnancy)
Bust Waist Hip Speedo Size
8 30-32" 25" 35" XS
10 32-34" 27" 37" S
12 34-36" 29" 39" M
14 36-38" 31" 41" L
16 38-40" 33" 43" XL
18 40-42" 35" 45" XXL
8 82cm 64cm 89cm XS
10 87cm 69cm 94cm S
12 92cm 74cm 99cm M
14 97cm 79cm 104cm L
16 102cm 84cm 109cm XL
18 107cm 89cm 114cm XXL

How to measure yourself

  • Bust

    Measure over the fullest part of your bust.

  • Waist

    Measure around your navel (bend to the side to find the dent, this is where your waist is)

  • Hip

    Measure around widest point of the hips and bum.

1 2 3