Period Underwear
Now with more styles and absorbencies. All of the protection, none of the bulk.
Ultra Absorbency
Extra heavy period days, overnight protection & light bladder leaks - absorbs about 7-9 super tampons’ worth. Take our Leakproof Quiz to find your perfect pair.
Heavy Absorbency
Heavy period days, overnight protection & light bladder leaks - absorbs about 3-6 super tampons’ worth. Take our Leakproof Quiz to find your perfect pair.
Moderate Absorbency
Moderate period days, light bladder leaks & sweat - absorbs about 2-3 super tampons’ worth. Take our Leakproof Quiz to find your perfect pair.
Light Absorbency
Light period days, backup protection & sweat - absorbs about 1-3 regular tampons’ worth. Take our Leakproof Quiz to find your perfect pair.
Reusable Pads
NEW Reusable Pads! Leak-free protection designed with a comfortable barely-there feel. Super-thin, and easy-to-wash Leakproof pad that you can wear and rewear. Now available in super-absorbent Regular and Overnight styles for confident protection 24/7.
Teen Period Underwear
Moisture-wicking, odor-crushing, life-changing leakproof undies.
Stock Up & Save
Get all the period protection you need with Knix leakproof underwear kits. Find your perfect assortment of absorbent, comfortable, and machine-washable underwear, and enjoy worry-free protection no matter how heavy your flow.
Reusable period underwear that truly works - absorbent, leak resistant, comfy and easy to wash. Find your perfect style today!
Your leakproof questions, answered.
