It’s time to leakproof your period for up to 12 hours with Thinx period underwear that looks and feels just like regular underwear but is designed with built-in period protection that helps keep you fresh and dry. Thinx period underwear features an absorbent core layer that absorbs up to 12 regular tampons’ worth of flow. Thinx period panties are washable and reusable. Machine wash your Thinx period underwear on cold with like colors, line dry, and repeat! Wash before wear. Not for use on open cuts, abrasions, or incisions. Replace at 30 washes.
It’s time to leakproof your period for up to 12 hours with Thinx period underwear that looks and feels just like regular underwear but is designed with built-in period protection that helps keep you fresh and dry. Thinx period underwear features an absorbent core layer that absorbs up to 12 regular tampons’ worth of flow. Thinx period panties are washable and reusable. Machine wash your Thinx period underwear on cold with like colors, line dry, and repeat! Wash before wear. Not for use on open cuts, abrasions, or incisions. Replace at 30 washes.
in 1 offers
The lowest price for THINX Ultra-Soft Period Underwear Brief-Style Leakproof Underwear for Women right now is $89.00 at Ubuy Australia.
The all-time low was $89.00 on 3 Nov 2026. That's the lowest price we've ever tracked — a great time to buy.
Prices last updated 3 Nov 2026.
THINX Ultra-Soft Period Underwear Brief-Style Leakproof Underwear for Women
It’s time to leakproof your period for up to 12 hours with Thinx period underwear that looks and feels just like regular underwear but is designed with built-in period protection that helps keep you fresh and dry. Thinx period underwear features an absorbent core layer that absorbs up to 12 regular tampons’ worth of flow. Thinx period panties are washable and reusable. Machine wash your Thinx period underwear on cold with like colors, line dry, and repeat! Wash before wear. Not for use on open cuts, abrasions, or incisions. Replace at 30 washes.
It’s time to leakproof your period for up to 12 hours with Thinx period underwear that looks and feels just like regular underwear but is designed with built-in period protection that helps keep you fresh and dry. Thinx period underwear features an absorbent core layer that absorbs up to 12 regular tampons’ worth of flow. Thinx period panties are washable and reusable. Machine wash your Thinx period underwear on cold with like colors, line dry, and repeat! Wash before wear. Not for use on open cuts, abrasions, or incisions. Replace at 30 washes.
Last updated at 03/11/2026 15:35:55
Thinx Ultra-Soft Leakproof Briefs for Women Reusable, Comfy Period Underwear Holds Up to 12 Tampons
Delivery between 8–12 Nov $41
| Alpha Size | M, 1X, 2X, 3X, 4X |
| Numeric Size | 0-2 (US jean size) |
| Waist Size | 36-37 in |
| Size System | US jean size |
| Absorbency Level | Up to 4 regular tampons worth |
Thinx Ultra-Soft Leakproof Briefs for Women Reusable, Comfy Period Underwear Holds Up to 12 Tampons
Delivery between 8–12 Nov $41
| Alpha Size | M, 1X, 2X, 3X, 4X |
| Numeric Size | 0-2 (US jean size) |
| Waist Size | 36-37 in |
| Size System | US jean size |
| Absorbency Level | Up to 4 regular tampons worth |
