
Best selling Period underwear
Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.
1. Tadam Period underwear
Composition of the underwear: 95% organic cotton, 5% elastane. Absorbent zone: 48% cotton, 39% Tencel Lyocell, 13% polyester. Waterproof zone: 100% Tencel Lyocell polyurethane. Features: Provides up to 12 hours of leak-proof protection, day and night. Ideal for heavy flow, absorbs the equivalent of 3 regular tampons. Usage: Throughout the entire cycle, on its own, as a supplement, or in rotation with regular hygiene products. Washable and reusable: Rinse with cold water and then machine wash at 30°C. Air dry. Do not use fabric softener. Do not iron. Additional info: Free from harmful substances, dermatologically tested, and certified according to Öko-Tex 100.

2. o.b. Period panties
The reusable o.b. period panties for up to 12 hours of leakage protection from your trusted menstrual expert. With its highly absorbent core and sealed side seams, it provides reliable protection and keeps you feeling dry for up to 12 hours. Even with heavy periods.

3. AllMatters Period Underwear
The AllMatters period underwear is your reusable, comfortable, and leak-proof solution for your period. It feels like regular underwear but has integrated layers that serve different purposes – from absorbing menstrual flow to keeping you dry and preventing odors and stains on your clothing.

4. Sisters Republic Colette
Elegant period underwear Colette, OEKO-TEX certified and made with GOTS certified organic cotton. Beautifully cut period underwear that provides good coverage for the bottom and hips. The ultimate comfortable period underwear. Finally, a pair that fits snugly without riding up! Very sophisticated with small ruffles made of plumetis tulle around the waistband.
Brand: Sisters Republic. Also available in larger sizes (2XL, 3XL, and 4XL). Environmentally friendly, ultra-thin, highly absorbent, antibacterial, moisture-wicking, and leak-proof period underwear. All these features will change your life and allow you to forgo disposable hygiene products! GOTS, OEKO-TEX STANDARD 100%, and BSCI certified.
Care: Sisters Republic period underwear is washable and can be reused for many years. To maximize absorbency, we recommend washing them before first use. For optimal care and longevity, we suggest:
Rinsing the underwear with cold water as soon as you take it off, until no residues are visible in the water. Washing it in the washing machine on a gentle cycle at 30 °C with your other laundry, without fabric softener or bleach. It’s best to place your underwear in a small laundry bag for protection, just as you would with your regular underwear. Allow to air dry and do not use a tumble dryer.
Also available in larger sizes (2XL, 3XL, and 4XL).

5. The Female Company Hipster Cotton Basic Extra Strong
Comfortable and uplifting, these panties have it all! Featuring a casual hipster cut with a slightly longer leg, they provide 100% feel-good vibes during your period. With our favorite message for an extra confidence boost on menstruating days: "I hope your day is as nice as your butt.".

6. The Female Company Slip Basic
Make your day as nice as your butt. As comfy as your favourite pair of briefs and also as strong as can be. The classic among our period panties: the briefs made of super-comfy organic cotton in black are sure to suit every bum.

7. Glad Night washable period underwear strong
Glad, my underwear for relaxed nights
Glad is a menstrual underwear made from organic cotton with 12 hours of leak protection, designed to prevent unpleasant odors, free from chemicals, and incredibly comfortable. Developed in Switzerland and manufactured in France, it comes in two styles (day/night) and for two flow levels (light to medium / medium to heavy). It is available in 8 sizes to ensure every woman feels comfortable.
The absorbent part of the night underwear extends over the buttocks, providing even more protection while lying down. Its absorbency for medium to heavy flow is equivalent to six regular tampons. Glad is super flexible and can be worn as a standalone protection or as a complement to regular period products.

8. The Female Company Thong
Nothing butt perfect: our Seamless thong. Unpack your favourite outfit, because with our Seamless Naked collection you can wear whatever YOU want. Whether white skinny jeans or skin-tight dresses: say 'bye bye' to unsightly marks and 'hello' to BodyPOsitivity.
The Period Panty Seamless Black as a thong. Flexi Technology: The first European panty in regular absorbency with a floating pad. Adapts to your body and absorbs the blood where it flows. Fluid Protection: Prevents side leakage thanks to innovative Fluid Protection seam processing. About the fit: For full absorbency, wash your Seamless before wearing it for the first time. Also note that your panties will expand when worn due to your body heat.

9. The Female Company Hipster Seamless Ultra Strong
Ultra strong – just like you: Optimized suction strength. Unpack your favorite outfit, because with our Seamless Naked collection, you can wear what you want. Whether it's white skinny jeans or form-fitting dresses: Say 'bye bye' to unsightly marks and 'hello' to seamless freedom. In a comfortable hipster cut, with a longer leg for a secure feeling.
Flexi Technology: The first European panty in regular suction strength with a floating absorbent insert. It adapts to your body and absorbs fluid where it flows.
Fluid Protection: Prevents side leakage through innovative fluid protection seam processing.
About the fit: The panty runs slightly large, so it's better to choose one size smaller. For maximum absorbency, wash your Seamless before the first wear. Also, keep in mind that your panty will stretch slightly over time due to your body heat.

10. Sisters Republic Boxer Ginger
Comfortable Period Panty Boxer Ginger, OEKO-TEX certified and made with GOTS certified organic cotton.
The boxer-style period panty features a harmonious shape and a wide elastic waistband for maximum comfort. It fits seamlessly against the body and does not show under tight clothing. It is the ideal period panty in a sportswear look for active days (sports, travel, errands...) or for nighttime use. It provides perfect security and absolute comfort with all your movements.
Brand: Sisters Republic. Eco-friendly, ultra-thin, highly absorbent, antibacterial, moisture-wicking, and leak-proof period panties. All these features will change your life and allow you to eliminate disposable hygiene products! GOTS, OEKO-TEX STANDARD 100%, and BSCI certified.
Care: The period panties from Sisters Republic are washable and can be reused for many years. To maximize absorbency, we recommend washing them before the first use. For optimal care and longevity, we suggest:
Rinsing the panty with cold water as soon as you take it off, until no residue is visible in the water.
Washing it in the washing machine on a gentle cycle at 30 °C with your other laundry, without fabric softener or bleach. It’s best to place your panty in a small laundry bag for protection, just as you would with your regular underwear.
Let it air dry and do not use a tumble dryer.
