The Most Absorbent Leakproof Underwear
Undies that hold 5 tampons worth. (Yes, REALLY).
For all of life's leaks, you've got Proof
We meticulously designed our leakproof undies to keep you protected from any leak life throws at you - from periods, to pregnancy, to bladder leaks and beyond. Plus, when you switch to reusable Proof undies, you're helping to keep single-use plastic products out of landfills (how's that for a win-win?!)
Best Sellers
the only triple patented undies for leaks
"The Best Period Underwear, According to Women Who Wear Them"
"The super absorbent fabric is the best thing to have on without having to worry about toxic shock syndrome or multiple trips to the bathroom."
"Go about your day in comfort even on the heaviest days of your period. This pair sits high on the hips so it won't roll down, features breathable mesh sides that add a little style factor, plus offers complete leakproof protection!" (The Mesh Hipster)
"The most absorbent period panty on the market."
Go with your flow
There's Proof for every phase of your flow, from surprise sprinkles when you sneeze to super heavy periods and beyond.
See the Proof for yourself
Meticulously designed with unique layers of absorbent protection to keep you covered. Patented Leak-Loc™ edges let you work it without worry.
Don't take it from us
Read reviews from Proof users@shopproof Follow Along
