One Piece Period Swimsuit Size Guide

Size guide


The perfect size is one size smaller than the one you already wear!

If you are not sure about your size, we recommend you choose on size smaller than your usual panty size. Discover freedom without marks! Our menstrual panties fit like a glove, adapting to your body without leaving a trace.

If you don't pick the perfect size, we will exchange it for free


Tamanho Hip (cm) Waist (cm) Jean Size EU
XS 80-86 57-63 32-34
S 87-93 64-70 34-36
M 94-100 71-77 38-40
L 101-107 78-84 42-44
XL 108-114 85-91 46-48
2XL 115-121 92-98 50-52

How to measure your hip


If you still want to be sure, we recommend that you measure your hip as shown in the following picture.

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Free Worldwide Shipping.

We ship worldwide no matter where you are from.

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Try them risk-free for 30 days. 

Free exchanges and a 30 day guarantee.

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Customer support 24/7.

Reach out to us via email or live chat.

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Eco-friendly packaging. 

We ship your order in a plastic free envelope.