Sizing Chart
All measurements are in centimetres
XS | S | M | L | XL | |
UK/AUS | 6 (28) | 8 (30) | 10 (32) | 12 (34) | 14 (36) |
US |
2 | 4 | 6 | 8 | 10 |
EU |
34 | 36 | 38 | 40 | 42 |
Torso | 140-145 | 145-150 | 150-154 | 154-159 | 159-164 |
Bust | 78-83 | 83-88 | 88-94 | 94-99 | 99-104 |
Waist | 58-63 | 63-68 | 68-74 | 74-79 | 79-84 |
Hips | 86-91 | 91-96 | 96-102 | 102-107 | 107-112 |
HOW TO MEASURE

Torso: Measure from the top of one shoulder, over the fullest part of the bust, through your legs and back up to where you started.
Bust: Measure around the fullest part of your bust.
Waist: Measure around the smallest part of your waist.
Hips: Measure around the widest part of your hips.
Please note: Our onepiece's are true to size, however come up slightly short in the body, so if you have a particularly long torso please size up!
If you're still not sure on sizing, please send us an email at support@instantswimwear.com so we can help you personally find your best fit!