Regular price

Teen Brief

Regular price Sale price $25 USD

Buy 4+ and save 20%

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Regular price

Teen Brief

Regular price Sale price $25 USD

Buy 4+ and save 20%

moderate Absorbency holds up to 3 regular tampons

Color Purple
HSA/FSA Approved

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60 Day Money-Back Guarantee


Not to brag, but our Teen Leakproof Brief Period Underwear is super comfy, super cute, and super functional. They're perfect for when you need added backup or want an alternative to your pads or tampons. This style holds up to 3 regular tampons worth of flow, so it's great for regular period days. You’ll probably want to stock up on a few pairs... just saying.


Absorbs moderate periods, sweat, and discharge

Features moderate coverage

Can be used as a pad, tampon, or cup alternative

Washer friendly, hang to dry


Outer: 75% Nylon 25% Spandex
Top Lining: 100% Polyester
Interlining: 68% Polyester 28% Cotton 4% Acrylate
Bottom Lining: 100% Polyester

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
Leak-Loc® bonded edge technology

  • moisture-wicking top layer
  • absorbent core
  • waterproof liner
  • water-resistant outer fabric
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How does period underwear for teens work?

Proof Teen look and feel exactly like your most comfortable undies but they have built-in Leak-Loc® technology to help you feeling dry. Plus, they’re machine-washable and reusable.

Are Proof Teen undies reusable?

Yes! It’s a huge part of their charm! Proof Teen underwear are machine washable and reusable.

Are Proof Teen period undies good to wear when playing sports?

Absolutely. Our Proof Teen line was designed for any and all activities. We’d recommend throwing an extra pair in your gym bag so you’ll be ready for that second half no matter what.

How do I wash them?

Rinse immediately after use and then either hand wash or toss them in your washing machine using the gentle cycle. Use cold water and a mild detergent. Just be sure to skip the dryer: hang them up or lay flat to dry. Check out the care instructions for more detailed info.

How much liquid does the Teen Brief underwear help absorb?

The Brief’s slim, flexible Leak-Loc® core and extended lining offers leak protection. Each pair holds up to 3 tampons’ worth of absorbency––quite a bit of liquid!

What type of period flow is the Teen brief best for?

The Teen Brief can be worn at any point during your cycle but because each pair holds up to 3 tampons’ worth of absorbency. They’re perfect for a moderate flow AKA the middle of your cycle!

Does the teen brief work for heavy flow?

The Teen Brief is designed for a moderate flow, but everyone’s cycle and flow is different. For some, moderate absorbency will provide enough protection for their heaviest days.

Are these undies sweat and moisture wicking?

Yes! The Teen Brief is ready to help keep you dry no matter what the day brings. You can go full force whether it’s during the big game or a major workout sesh.

Do I need to wear a pad or tampon while wearing these leakproof undies?

It’s up to you! Some women choose to wear the Proof Teen Brief with a tampon, pad, or cup as back up, or you can wear the undie solo on moderate days. The Teen Brief absorbs up to 3 regular tampons worth of flow to help you feel confident.