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Three approaches to leakproof protection:
Super→Heavy
BOOST™ →Adjustable
Essential→Moderate
BOOST Leakproof Underwear
Customize your absorbency with BOOST™. Featuring a built-in lining that absorbs 4 tampons worth for light days, and a removable BOOSTER™ that adds an additional 4 tampons worth of absorbency for heavy flow days. Machine washable, PFAS-free, and heavy flow approved.
Super Leakproof Underwear
Heavy absorbency undies designed to hold 8+ tampons worth of fluid. Best for your heaviest period days and overnight wear.Â
Essential Leakproof Underwear
Ultra-thin, leakproof underwear for moderate flow with 4 regular tampons worth of absorbency.
20% Off
3-Pack Essential Thong
3-Pack Essential Thong
Sale price
$81.60 USD
Regular price
$102.00 USD
20% Off
3-Pack Essential Brief
3-Pack Essential Brief
Sale price
$91.20 USD
Regular price
$114.00 USD
20% Off
3-Pack Essential Boxer
3-Pack Essential Boxer
Sale price
$100.80 USD
Regular price
$126.00 USD
20% Off
3-Pack Essential Thong
3-Pack Essential Thong
Sale price
$81.60 USD
Regular price
$102.00 USD
20% Off
3-Pack Essential Brief
3-Pack Essential Brief
Sale price
$91.20 USD
Regular price
$114.00 USD
20% Off
3-Pack Essential Boxer
3-Pack Essential Boxer
Sale price
$100.80 USD
Regular price
$126.00 USD
Prebiotic Underwear
Good bacteria grow here. This (not leakproof) underwear is lined with ProBiomaâ„¢, our prebiotic technology designed to help good bacteria (Lactobacillus) thrive, right in your underwear.
20% Off
SoftFit Brief
SoftFit Brief
Sale price
$22.40 USD
Regular price
$28.00 USD
20% off for Early Adopters
20% Off
SoftFit Bikini
SoftFit Bikini
Sale price
$22.40 USD
Regular price
$28.00 USD
20% off for Early Adopters
20% Off
SoftFit Thong
SoftFit Thong
Sale price
$22.40 USD
Regular price
$28.00 USD
20% off for Early Adopters
20% Off
SoftFit Brief
SoftFit Brief
Sale price
$22.40 USD
Regular price
$28.00 USD
20% off for Early Adopters
20% Off
SoftFit Bikini
SoftFit Bikini
Sale price
$22.40 USD
Regular price
$28.00 USD
20% off for Early Adopters
20% Off
SoftFit Thong
SoftFit Thong
Sale price
$22.40 USD
Regular price
$28.00 USD
20% off for Early Adopters
Bras
Made to match your favourite Aisle leakproof underwear. A soft, wireless bralette with a breathable mesh lining and a smooth elastic underband that stays put without digging in. Machine washable.
Stock Up by Flow
Curated five-packs sorted by flow, not silhouette, so you can stock up without the guesswork.
Accessories
Wondering how to wash period underwear? Snag our must-haves for period relief or grab a Carry Bag for stashing your spare cloth pads & liners.Â
