89% Nylon and 11% Elastane Imported Everyday Underwear: Thinx look and feel like everyday women's underwear. Our Sport style is designed with a comfy, workout-friendly fit so you can period better and move better. Prevents Leaks and Stains: Thinx period underwear has built-in leak protection and a moisture-resistant barrier to absorb your flow without feeling bulky or spilling over. Odor Controlling: Thinx period-absorbing underwear controls odors, keeping you fresh all day. Plus, they are also sweat-wicking to keep you dry. Replacement for Feminine Care Products: Depending on your flow, Thinx period panties can replace disposable feminine care products, like pads, tampons, and pantyliners, or be worn with tampons or menstrual cups for extra protection. Thinx Inc. has solutions for every body, all in one place. Check out our other brands Thinx (BTWN) - period underwear for teens and Speax - incontinence underwear for women.