Leakproof Hipster










Our most powerful leakproof undie!
The Hipster provides the highest level of absorbency and protection for your leaks, while providing modest coverage. Feel fabulous and comfortable with our patented, multi-layer Leak-Loc™ system, which draws moisture away from the body to keep you confident and odor-free.
Full Lining
The Hipster pairs our most extended coverage with our highest absorbency leakproof core for complete leak protection, from front to back.
Great for
super heavy periods
substantial bladder leaks
replace a pad
replace or back up a tampon or cup
maximum overnight period protection
sweat
odor reduction
Outer: 75% Nylon 25% Spandex
Lining: 100% Cotton
Lining: 100% Polyester
Lining: 69% Cotton 25% Polyester 6% Acrylate
See all FAQs
Yes! Our moisture wicking lining draws liquid into the ultra-absorbent core. Our patented Leak-Loc™ protection ensures that no leaks escape, even while you snooze.
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! Give yourself an upgrade from disposable hospital underwear after having your baby. The Hipster can hold 10 teaspoons -- 5 tampons worth -- of liquid without added bulk.
The Hipster is an excellent replacement for traditional period disposables. By switching to Proof, you can help to reduce single-use plastic waste. This is because the Hipster holds up to 10 teaspoons (that’s 5 tampons worth!) of liquid.

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.