Periods and bladder leakage doesn't happen just to those who wear full coverage undies! If you prefer something that is more discreet, try the thong liner.
6 inch reusable thong liner
Topper: 100% cotton or pique performance
Core: organic bamboo cotton
Backer: water resistant polar fleece
CARE: wear, rinse in cold water, wash on regular cycle, hang or lay flat to dry. For tough stains use a stain stick or hang in sun to dry.