No leaks. Just life.
Designed for periods, bladder leaks, sweat, and discharge.
OEKO-TEX® certified
PFAS-Free
B-Corp certified
Compare our leakproof systems
Three approaches to leakproof protection:
Super → Heavy
BOOST™ → Adjustable
Essential → Moderate
Technical organic cotton
Leakproof underwear built with a moisture-wicking organic cotton gusset engineered to reduce odour and keep you dry.
BOXERS
Available in 4 absorbencies
HIPSTERS
Available in 4 absorbencies
THONGS
Available in 1 absorbency
BRIEFS
Available in 4 absorbencies
Heavy + Overnight Protection
Designed with longer and wider front-to-back gusset coverage for leakproof coverage you can count on.
SUPER
Best for
Heavy flow & overnight for a leak free sleep
Features
Dual-layered gusset for extra absorbency. Boxers with front, back & down the leg coverage
Available styles
Boxer & Hipster
BOOST™
Best for
Change your absorbency, not your underwear with our easy-swap BOOSTER™
Features
Removable BOOSTER™ allows you to customize absorbency to fit your needs in the moment
Available styles
Boxer, Hipster, Brief
ESSENTIAL
Best for
Soft lightweight protection for moderate flow
Features
Ultra thin, absorbent gusset feels just like regular underwear
Available styles
Boxer, Hipster, Brief, Thong
PADS
Best for
Comfortable, affordable protection you can rely on
Features
Soft cotton gusset with quick-absorbing layers & edge-to-edge leak protection
Available styles
Mini, Maxi & Super Pad, Liner, Extended Liner
Related products
10,000+ 5 Star Reviews
At the forefront of leakproof design since 1993.
Soft, breathable and no leaks!
Perfect amount of protection
Great for overnight
High quality, super absorbent, and barely noticeable
My last pairs lasted 7 years!
Reusable Pads
A modular alternative or add-on to your everyday underwear. Designed for easy changes throughout the day and adjustable absorbency when you need it.
Performance Perfected
PFAS-Free*
We engineer our leakproof layers without PFAS or other unnecessary chemical treatments—prioritizing material safety, long-term wear, and peace of mind against your skin.
Stitched Not Glued
We use stitched construction, not tape or glue (bonding), to improve durability, reduce stiffness, and withstand 100+ wash and dry cycles. Bonded seams can break down and stretch out in the wash.
OEKO-TEX® certified
Our products are made with OEKO-TEX® certified fabrics free from harmful substances, for breathable comfort, reduced irritation, and safer long-term skin contact.
Our Approach
Since 1993, we've been making high-performance underwear that supports the people who wear it, respects the people who make it, and protects the planet it comes from.