This Brief will become a staple in your undie drawer!
Our basic brief has a classic fit offering full coverage that flatters all body types. With moderate leak coverage, these undies will draw moisture away from your body with our patented, multi-layer Leak-Loc™ system, while still feeling like your favorite pair. They are slim and highly absorbent to protect you from leaks, day or night.
The Brief offers a slim, flexible leakproof core along the center of the undie. Extended coverage comes further up the front and back for enhanced protection.
light bladder leaks
replace a pad
replace or back up a tampon or cup
Outer: 75% Nylon 25% Spandex
Lining: 100% Polyester
Lining: 69% Cotton 25% Polyester 6% Acrylate
See all FAQs
Glad you asked, because the Brief does run large. To ensure you will have the right fit, we often recommend ordering one size down from your usual undie size.
You got it, mama. The Brief is a pregnancy must-have: breathable fabric, protection from unexpected leaks (hellooooo, baby on your bladder!), and a classic silhouette to accommodate that growing bump.
Our specially designed Quik-Wick™ lining draws moisture away from the body and helps you feel dry, all day or night.
The Brief features super smooth, seamless fabric, so you stay protected without annoying panty lines.
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.