Period underwear for heavy flow
- Simply wear, wash, repeat
- Made without using PFAS or other toxic nasties
- Ethically & sustainably made in USA
- US shipping: $5 flat rate or FREE when you spend $70
- Hassle-free returns
Feel confident and comfortable in Fri Period's high-waisted briefs designed to support your heavier flow days.
- Superior absorption: Holds up to 3 regular tampons’ worth of fluid, keeping you dry and comfortable for hours.
- Comfortable & secure fit: The high-waisted design ensures a snug fit, providing extra support and coverage where you need it most.
- Chemical-free fabric: Made without PFAS or harmful chemicals, because your health and comfort are our top priorities.
- Pretty on the inside: Say goodbye to "stain shame" and embrace your natural bodily functions with our gorgeous printed gusset.
After wearing, rinse in cool water until it runs clear, then machine wash at a low temperature. Don't use softener or bleach. Hang or lay flat to dry. Discover our best tips and hacks here.
Fri Period underwear is made from US-grown organic cotton (95%) with a touch of lycra (5%) to allow it to move with your body.
The gusset is made of a mixture of cotton, tencel, bamboo and polyester nylon for maximum moisture-absorbing performance.
All of the fabrics we use are made in a fabric mill in USA and are free of PFOS, PFOA, lead, dioxins, heavy metals, phthalates, DEHP, DBP, BBP, DINP, DIDP and DnOP.
Curious to learn more? We’ve got all your questions covered - click here.