Comfy & Flexible: Made with comfortable and flexible fabric, Thinx period underwear feels like regular underwear while offering built-in leak protection. Additionally, they are FSA / HSA eligible and are made without PFAS
Brief-Style Period Underwear for Women: Thinx Ultra Soft menstrual underwear for women features the main fabric made with buttery-soft Cotton – a luxurious blend of SUPIMA Cotton and TENCEL Modal. Perfect for feeling “extra” cozy on your period
We're Thinx, better known as our family of brands, Thinx, Thinx Teens, and Thinx for All Leaks. Our vision is a healthy world through sustainable solutions to menstruation and incontinence. Since 2013, we've been on a mission to be an innovative leader at creating comfortable and inclusive products for all life's leaks, while sparking conversation and building community along the way
Leak-Resistant for 12 Hours: Thinx women's period underwear is designed with the LeakSafe barrier for dependable protection against leaks throughout the day. These period panties serve as a full alternative to disposable menstrual products or can be used alongside tampons or menstrual cups for extra security.
All-Day Absorbency: Our womens period underwear holds up to 12 regular tampons' worth of flow. The super absorbent core layer can handle up to 3 regular pads' flow and helps provide reliable protection throughout the day