Our new leak proof period Thong features breathable, sustainable fabrics and a wide no-pinch waistband. These reusable period undies absorb as much as one tampon worth of menstrual flow. The best period underwear for working out on your period.
Just enough period protection for light days, while still keeping it easy-breezy. Our signature BASE waistband keeps the pressure off while your period is on.
BASE Shorty – Aisle
7 Sustainable Period Underwear Brands
Our leakproof period thong replaces disposables for light days. Made with naturally breathable, planet-friendly Tencel & organic cotton.
BOOST Thong
BASE Bikini – Aisle
The 12 Best Period Underwear of 2024, Tested and Reviewed
BASE Bikini – Aisle
The 9 best period underwear, according to experts
Aisle BASE Bikini period underwear made from sustainable, recycled polyester and organic cotton and features Truetex fabric technology. Avoid the
BASE Bikini
BASE Thong – Aisle
8 Actually Sustainable Fashion Brands to Shop
Leakproof, period thong replaces disposable liners with organic and recycled materials that are silky-soft, naturally breathable, and planet-friendly.
BOOST Thong