Shop Leak and Period Proof Underwear by Absorbency
Finally, a new way to go with the flow. Whether you have light spotting or a super heavy flow, we have a perfect fit for that time of the month. And with styles that hold up to 5 regular tampons or 10 tsp of liquid with front-to-back leakproof protection, you'll be covered all day or night.

The world's best underwear... period.
We spent years meticulously designing Proof with the highest quality materials, so no drop can stop you.