Available in: HEART EYES
Be first to know when it lands.
Changed your mind, or need a different size? Start an exchange online in a few minutes through our returns portal and we will guide you the rest of the way. Simple, no fuss.
A real shop, run by a real person. We have been curating pieces we love since 2014, first from our store and now here with you.
By Billie mini boy leg full piece swimsuit in the heart eyes print.
Sizes 2Y to 12Y. By Billie children's sizing is based on height, waist and chest (cm):
2Y: height 92, waist 54, chest 56
3Y: height 100, waist 55, chest 58
4Y: height 108, waist 56, chest 60
5Y: height 115, waist 57, chest 62
6Y: height 121, waist 58, chest 64
7Y: height 127, waist 59, chest 66
8Y: height 132, waist 60, chest 68
9Y: height 138, waist 62, chest 71
10Y: height 144, waist 64, chest 74
11Y and 12Y are not on the By Billie chart; choose by age or size up from 10Y.
Fit may vary between styles.
Shipping is calculated at checkout.
Free click and collect from our Bennetts Green warehouse, Monday to Friday, 9am to midday.
Collecting from the Adamstown pop-up instead? Tick the box in your cart. Order by Wednesday 3pm and it is waiting at the pop-up from Thursday 10am. The pop-up is open Tuesday to Saturday, 9am to 4pm, and Sunday, 10am to 3pm.
