Regular price $20 USD Sale price $16 USD

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Regular price $20 USD Sale price $16 USD
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super-light Absorbency holds up to 1 light tampon

Color Black
HSA/FSA Approved

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Our Essentials Leak-Resistant Period Brief is a mid-rise, full coverage style. Perfectly comfy and crafted for everyday wear, this style features leak-resistant protection that helps prevent those unexpected leaks. Add this brief to your period regimen as an alternative to a panty liner, or simply wear whenever you feel like.


Absorbs light spotting, sweat, and discharge

Features a mid-rise cut with moderate coverage

Can be used as a panty liner alternative or to back up a tampon or cup

Washer friendly, hang to dry


Outer: 75% Nylon, 25% Spandex
Top Lining: 100% Cotton
Inner Lining: 95% Cotton, 5% Spandex
Bottom lining: 100% Polyester

Care Instructions:
Reusable & machine washable: When you're done wearing, simply wash with cold water and gentle detergent, then hang or lay flat to dry


Absorbent Zone; Regular
Center lining protection with absorbent multi-layer core

  • moisture-wicking top layer
  • absorbent core
  • waterproof liner
  • 4-way stretch outer fabric
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What types of leaks is the Essential Brief undie best suited for?

The Leak-Resistant Brief in super light absorbency is great for those who love a brief cut but need a little extra protection. Our period underwear helps you feel dry and confident, covering light spotting, sweat, discharge. Perfect for everyday wear.

What is the difference between the Proof Essentials Brief and Proof Brief?

Our Proof Essentials collection is made with stretchy fabric giving you the size flexibility you need for THAT time of the month - hello comfort! The Essential Brief is the perfect go-to style for everyday wear! For more guidance, check out our absorbency chart and size guide.

Is Proof Essentials period underwear machine washable?

Yes! All Proof Essentials undies are reusable underwear and offer strong protection, but should be washed gently. Machine wash on gentle using cold water and gentle detergent, hang or lay flat to dry.