Name: Leakproof Thong
Brand: proof.
SKU: PFTG1001SND:XS
Price: 25.0 USD
Availability: InStock

Holds

up to 1 Tampon or 2 Tsps

AbsorbencyHolds up to 1 Regular Tampon or 2 Teaspoons

Color Sand

Black

Sand

QTY

Bundle 3+ and save up to 20%!

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Unseen but powerful, our thong underwear works for your period and leaks…Hooray!

Our breathable, buttery soft microfiber in a low-rise silhouette lets you eliminate panty lines while having a backup for your leaks. Minimal coverage that still includes our multi-layer Leak-Loc™ system.

Regular Lining

The Thong features an invisible leakproof core in the gusset. You’ll be comfortable and protected with our soft and slim multi-layer core.

Great for

light periods

spotting

replace a panty liner

back up a tampon

discharge

sweat

odor reduction

Outer: 75% Nylon 25% Spandex

Lining: 100% Polyester

Lining: 69% Cotton 25% Polyester 6% Acrylate

Protection

Regular Lining

The Thong features an invisible leakproof core in the gusset. You’ll be comfortable and protected with our soft and slim multi-layer core.

FAQs

See all FAQs

You got it, mama. The Thong is a pregnancy must-have: breathable fabric, protection from unexpected leaks (hellooooo, baby on your bladder!), and a low-rise silhouette to accommodate that growing bump.

Yes! The Thong offers light protection, so it's perfect for sweat, discharge, and other little leaks. The Thong is made of seamless, breathable fabric that will pair perfectly with your favorite leggings.

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

Yes – our antimicrobial drop-stop lining pulls in moisture and controls odor-causing bacteria. Wear these with confidence!

Don't just take it from us, hear why real women love Proof...

How Proof Is Made

Proof’s patented Leak-Loc™ technology protects against all of life’s leaks, both big and small. Our undies hold up to 10 teaspoons (that’s 5 full tampons worth!) of liquid. Our manufacturing is Prop 65 compliant, and each undie is successfully tested for harmful substances to be body safe.

Explore Our Technology

This is really (really) leakproof underwear

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