Shop Leak and Period Proof Underwear by Style

Feeling cheeky? We've curated a collection of your favorite silhouettes, from barely-there thong to full coverage hipster. Our undies look and feel like your favorite underwear, but with bonus built in protection. Shop by silhouette and find your new undie drawer MVP.

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Mesh Laundry Bag
$14.99

Care for your pair made easy

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Leak Proof High Waisted Lace Brief
$49.00

Vintage style with powerful protection

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Leak Proof Lace Back Bikini
$43.00

A little extra beauty for your booty

Leak Proof Nursing Bra
$60.00

Leak Proof® Power + Breastfeeding Access

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Proof Teen Everyday Bikini
$30.00
Holds up to 1 Light Tampon or Panty Liner

Goodbye pantyliners. Hello everyday protection.

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Proof Teen Leakproof Boy Short
$54.00
Holds up to 3 Regular Tampons or 6 Teaspoons

Invisible protection for life's little leaks

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Proof Teen Leakproof Elastic Waist Brief
$50.00
Holds up to 3 Regular Tampons or 6 Teaspoons

For period days that end in ‘y’

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Proof Teen Leakproof Hipster
$50.00
Holds up to 5 Regular Tampons or 10 Teaspoons

Catch ZZZs in these

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The world's best period underwear... period.

We spent years meticulously designing Proof period underwear to protect you from leaks with the highest quality materials, so no drop can stop you.

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Shop All Leak Proof Underwear Styles

Unique Styles for All Period Types