Seamless design, no visible panty lines. Leak proof, absorbent gusset with moisture lock sides. Built in panty liner absorbs 1 to 3 tsp. of moisture. Moisture wicking cotton gusset keeps you feeling dry. Anti-microbial technology combats odor. Light as air fabric that feels like second skin. Great for light leaks, travel, long days and as back up protection during your period.