High-Waist Absorbent Period Underwear for All-Day Leak Protection

THINX Hi-Waist Period Underwear combines comfort and protection in one stylish pair. These menstrual panties hold up to 12 tampons' worth of flow and stay leakproof for up to 12 hours. Made with soft, flexible fabric that feels like regular underwear, they feature a LeakSafe barrier for all-day confidence. Use them alone or as backup to tampons and cups. FSA and HSA eligible, PFAS-free, and designed for sustainable period care.