Welcome to our size guide for our menstrual panties

To take the measurement correctly, you must measure at the widest point of your hips.

Size guide

guia de talla para nuestros panties menstruales

And here's some good news:

Our panty sizes
menstrual cycles are consistent with the underwear sizes you wear.

If you normally wear a size M in underwear, you may feel
Be sure to choose a size M in our products as well.

Thank you for living the Luna Roja experience!
Red Moon Girls Review
Red Moon Girls Review
I really like my boy shorts. I bought 3 of them and they are fantastic. Very comfortable and make me feel super safe at night. I told my friends about them!
— Ana Martinez
Red Moon Girls Review
I liked. It's quite practical, especially on those low flow days, and it looks super cute.
— Valeria Mora