Measure around your body as shown.
If your measurements fall into different size categories, your hip measurement will be most accurate.
Buy 4+ and save 20%
What is the difference between Proof and Proof powered by Always?
Proof and the forces at Always decided to come together to bring you even better protection with higher absorbency and technology. Proof powered by Always is the period solution that has your back...period. With absorbent period underwear—our heaviest style can hold up to 9 regular tampons’ worth of flow—Proof powered by Always will completely revamp your top drawer.
Is the Leakproof Brief washer and dryer friendly?
Yes! All of our Powered by Always Collection undies are machine washable AND dryer friendly! We recommend washing on a delicate cycle with cold water with delicate detergents, and drying on the lowest heat setting.
How absorbent is the Leakproof Brief Powered by Always undie?
This style can hold up to 7 regular tampons’ worth of flow, making it perfect for your heavy days!
What makes the Leakproof Brief Powered by Always different?
Our Super Heavy Brief holds up to 7 regular tampons’ worth of flow and will be a top drawer essential for your heavy period days. The barely-there design with a super heavy absorbency helps keep you protected, dry, and confident. Meticulously designed and expertly constructed with four Leak-Loc® layers, these undies pair well with your unique flow so you can live your life with confidence on your period. Leak Proof. Worry Proof. Gush Proof.
Our Patented Leak-Loc® technology helps lock in leaks
learn more
Our Patented Leak-Loc® technology helps lock in leaks
learn more
Our Patented Leak-Loc® technology helps lock in leaks
learn more
Our Patented Leak-Loc® technology helps lock in leaks
learn more
Our Patented Leak-Loc® technology helps lock in leaks
learn more
Our Patented Leak-Loc® technology helps lock in leaks
learn more
Our Patented Leak-Loc® technology helps lock in leaks
learn more
Our Patented Leak-Loc® technology helps lock in leaks
learn more
sizing guide
Measure around your body as shown.
If your measurements fall into different size categories, your hip measurement will be most accurate.
Measure around your body as shown.
If your measurements fall into different size categories, your hip measurement will be most accurate.
Measure around your body as shown.
If your measurements fall into different size categories, your hip measurement will be most accurate.
Measure around your body as shown.
If your measurements fall into different size categories, your hip measurement will be most accurate.
Measure around your body as shown.
If your measurements fall into different size categories, your hip measurement will be most accurate.
Measure around your body as shown.
If your measurements fall into different size categories, your hip measurement will be most accurate.
Measure around your body as shown.
If your measurements fall into different size categories, your hip measurement will be most accurate.