Absorbency Levels
super-light
Holds up to 1 Light Tampon or Panty Liner
Great For
panty liner replacement
light spotting
odor reduction
Regular Lining
Center gusset protection
light
Holds up to 1 Regular Tampon or 2 Teaspoons
Great For
panty liner replacement
light period leaks
odor reduction
Regular Lining
Center gusset protection
moderate
Holds up to 3 Regular Tampons or 6 Teaspoons
Great For
moderate period leaks
replace or back up a tampon, pad, or cup
odor reduction
Extended Lining
Extended gusset protection
heavy
Holds up to 4 Regular Tampons or 8 Teaspoons
Great For
moderate bladder leaks
replace or back up a tampon or cup
odor reduction
Full Lining
Full front to back protection
super-heavy
Holds up to 5 Regular Tampons or 10 Teaspoons
Great For
moderate bladder leaks
maximum overnight period protection
odor reduction
Full Lining
Full front to back protection
Don't just take it from us
Read real reviews from Proof users
“So great!! If you’re thinking about getting these just do it! So comfortable and protective. Will be ordering more for sure.”
Amy
Bought Leakproof Brief
“I’ve used other period underwear before and I was shocked at how much better these were — I used to bring 2+ pairs of the other brand just in case. I was more than fine with one pair of Proof® underwear!”
ADRIANNE
Bought Leakproof Hipster Underwear
LEAK-LOC® TECHNOLOGY
Our patented technology has multiple layers that lock in your leaks
Breathable + Comfy
Super soft, breathable fabric keeps you comfortable and secure
REALLY (REALLY) DRY
Our unique interlock lining wicks away moisture to help keep you dry.
Decreases Odor
Technical fibers inhibit the growth of bacteria and decreases odor
