•Up to 12 hours of protection • Washable and reusable • Leak-proof technology • GOTS-certified organic cotton • Eco-friendly and economical These high-waisted menstrual panties are a must-have that you'll love wearing. Feminine and discreet with its fine lace, it will protect you and keep you dry for 12 hours. These are the little organic cotton panties that we love to have in our drawer. Designed for heavy flows, it replaces 6 to 7 tampons.