Welcome to the club!

Period Underwear Tips & Tricks

You’ve just made a smart, sustainable choice by choosing Fri Period underwear. To help you make the most of your purchase, here are our best tips to keep your undies feeling fresh, plus a few hacks to simplify your cycle.

Caring for your Fri Period underwear

1

Rinse

Rinse under cool water until the water runs clear

2

Wash

Wash in your machine at a low temp. Don't use bleach or softener.

3

Dry

Hang or lay flat to dry.

Extra tips

1. Keep a spare pair on hand:
Tuck an extra pair into your bag using the original packaging or a small zip pouch. Trust us — you’ll feel like a genius when you need them!

2. Track your cycle like a boss:
Knowing when your period is due helps you plan ahead and feel more in control.

We have a free, printable cycle tracker to get you started.

Download Now →

You did something amazing

Using Fri Period underwear is a choice that's kinder to your body AND the planet.

Person holding a small plant with soil in their hands

One Tree Planted For Every Pair

Less landfill waste

Stack of green plastic bottles on a black background

Goodbye plastic packaging

Complete Your Period Stash

All flows (even heavy)
Classic Period Brief - Fri Period
Person wearing black high-waisted underwear with text highlighting features on a light gray background
Classic Period Brief
$37.00
Moderate-heavy flow
Period Boxers - Fri Period
Period Boxers - Fri Period
Period Boxers
$42.00
Light-moderate flow
Period Hipsters - Fri Period
Period Hipsters - Fri Period
Period Hipsters
$35.00
Travel essential
Waterproof 2L washbag - Fri Period
Waterproof 2L washbag - Fri Period
Waterproof Wet Bag
$19.00

Meet our founders

Want to know why we started a period underwear company? Read our story here:

ABOUT US →