Fit Guarantee

Fit Guarantee – Your Perfect Fit, Worry-Free

Shopping online can make it tricky to find the right size—we understand! And during your period, comfortable and well-fitting underwear is essential. That’s why we offer our Fit Guarantee on your first order.

How Does the Fit Guarantee Work?

Unsure about the size? No problem! You can try on your period underwear with your first purchase.
Not the right fit? You can exchange it once for a different size, even if the seal is broken.
Hassle-free! We're happy to help you find the perfect fit.

Who Can Use the Fit Guarantee?

For first-time orders – The Fit Guarantee applies to your very first order with us.

How to Exchange Your Item

Simply send an email to info@lunasperiod.com and let us know which size you need. Our customer service team will take care of it for you.

Want to make sure you choose the right size right away? Check our size guide or reach out to us—we’re happy to help!